Background of the Study

The background answers the question: "Why did you conduct the study?" It describes the circumstances that suggested the research. It recounts the extent of research done on the topic or issue leading directly to the problem studied.


Review Material for 1st Periodical Test on Research II

Iligan City National High School
Iligan City
1st Periodical Test
Name: __________________________                           
Yr. & Sec.: _________   Date: _________
Multiple Choice: Write the letter of the correct answer on the space provided.
_____1.           Which describe the characteristic of research? 
A.      considers internal validity 
B.       prioritize uniqueness
C.      ensures internal and external validity 
D.      elaborates margin of error
_____2.           Research paves the way to ___.
A.      A better life
B.      A complicated life
C.      A miserable life
D.      A sensitive life
_____3.           Which is not the importance of scientific research?
A.      Provides a possible solution to a problem
B.      Takes care of the environment
C.      Protects the balance of the ecosystem
D.      Increase business revenue
_____4.           What is research without a statement of the problem? It’s like working
A.      Without direction
B.      With direction
C.      Without evidence
D.      Without inference
_____5.           What is research without methodology? It will be a study with ___.
A.      Much error
B.      Faulty assumptions
C.      Defective instruments
D.      No reliable information
_____6.           Hypotheses are an/a ___.
A.      Wild guesses
B.      Assumptions of solutions
C.      Elaboration of the limitations of the study
D.      Highlights of the end result
_____7.           Gathering of data is important because
A.      It acknowledges the source of information
B.      It recalls the previous information
C.      It serves as evidences to prove that your hypotheses are true.
D.      It  shows the important variables involved
_____8.           What is a research study without testing of hypothesis?
A.      Assumptions will be proven right.
B.      Suggested solutions will be related to another study.
C.      Assumptions will be advised to all concern.
D.      Significance of the study will not be clear.
E.       Is pointless.
_____9.           Recommendation helps researcher s to
A.      Prove that problem presented is solved.
B.      Allow other researchers to create another study.
C.      Shows the scope of the study
D.      Further expand its application

_____10.       Scientific methodology helps researchers to
A.      Strictly observe the blue printed procedure
B.      Avoid errors
C.      Be generic
D.      Safely handle the independent varaibles
Use these choices to answer 11-19 questions:
A.      True-experimental Design
B.      Quasi- experimental Design
C.      Repeated Measures Experimental Design
D.      Time series Experimental Design
_____11.       An experimental design without randomization, control and experimental groups.
_____12.       An experimental design which results depends greatly on a certain set of duration.
_____13.       Which experimental designs explains the illustration below:
S-subjects   X- treatments  O- observation
_____14.       An experimental design without randomization, control  & experimental groups.
_____15.       An experimental design that has the weakest internal validity.
_____16.       An experimental design that has the strongest internal validity
_____17.       An experimental design that has the weakest external validity.
_____18.       An experimental design that has the strongest external validity.
_____19.       An experimental design which all treatments are administered to all subjects.
_____20.       An experimental design which is conducted in real situation.
_____21.       Three(3) R’s in research mean
A.      Replace, Refine, Reduce
B.      Recycle, Reduce, Refine
C.      Reuse, Recycle, Repeat
D.      Revise, Reuse, Repeat
_____22.       SRC stands for
A.      Scientific Review Committee
B.      Science Research Community
C.      Standard Research Communication
D.      Systematic Research Collection
_____23.       Egg is classified as vertebrate animals when it is within ___hours of hatching.
A.      48   B. 60      C. 72      D. 84
_____24.       A study is a human subject when
A.      Privacy information are not collected
B.      No intervention to human normal routine
C.      Product testing has no  health hazards
D.      Subjects are belonging to vulnerable groups
_____25.       A study is not a human subject oriented when
A.      The researchers has no interaction with the human subject
B.      The researchers has no manipulation of human environment

C.      There is recording of personal identifiers
D.      Risk level is low
_____26.       IRB stands for
A.      Institutional Review Board
B.      International Review Board
C.      Institutional Review Board
D.      Internal Review Board
_____27.       Which study is NOT allowed?
A.      Predator and prey experiment
B.      Plant tissues
C.      Lower life forms
D.      Yeasts
_____28.       Which is the permissible weight loss when conducting a research study?
A.      10 %   B. 20 %   C. 30 %    D. 40%
_____29.       Maximum allowed death rate is
A.      50 %    B. 40 %   C. 30 %    D. 20 %
_____30.       Which is classified as a risk group?
A.      Prisoners B. Adult  C. Ants   D. Bacteria
_____31.       Which is study involves risk activity?
A.      Emotional stress
B.      Behavioral Study
C.      Nonpathogenic bacteria
D.      Computer Aided Simulation
_____32.       Which is a regulated site for research?
A.      Farm   B. University  C.Private School
D.Public School
_____33.       Which is a Non-regulated site?
A.      Field
B.      Government Research Agencies
C.      Private Research Agencies
D.      Universities
_____34.       Which is not a requirement of a study held at a non-regulated site?
A.      Personal data
B.      Nutritional data
C.      Animals’ health
D.      SRC ‘s approval
_____35.       Which is not classified as potentially hazardous biological agent?
A.      Saliva B. Cockroaches  C. Fungi  D. Bacteria
_____36.       All studies involving potentially hazardous biological agents must __.
A.      Not need a prior SRC approval
B.      Be conducted in school
C.      Be conducted at home
D.      Be at biosafety level 1-2
_____37.       Which study needs a prior SRC approval? A study that involves
A.      Pathogenic bacteria
B.      Baker’s and brewer’s yeast
C.      Protests, archae and similar organisms
D.      Lactobacillus
_____38.       If animal is euthanized for the purpose other than students’ project then the study is under
A.      Animal Study
B.      Invertebrate Animal Study
C.      Tissue Study
D.      Vertebrate Animal Study

_____39.       Study that requires IRB approval
A.      Mice  B. Hair
C.Sterilized teeth D. Fossilized tissue
_____40.       Which is not a hazardous substance?
A.      Black powder B. Smokeless powder
C.Sodium Chloride D. Benzene
_____41.       Which is a hazardous activity or device?
A.      Biogas production
B.      Tissue culture
C.      Plant reproduction
D.      Bioassay
_____42.       Why employing negative and positive control in a study are important? Because it  ensures___.
A.      validity
B.      reliability
C.      the bases of concluding on a certain information
D.      the documetation
_____43.       Positive control is something that has
A.      No effect
B.      An effect
C.      Unpredictable effect
D.      Has a directional effect
_____44.       What is plagiarism?
A.      Using others people’s work without permission
B.      Hiding data
C.      Altering data
D.      Spending money that aren’t yours.
_____45.       Which is an example of plagiarism?
A.      Cutting and pasting of information from internet to your own file.
B.      Creating a different story.
C.      Manufacturing data.
D.      Doctoring data.
_____46.       Which is falsification?
A.      Hiding data
B.      Doctoring data
C.      Cut and paste
D.      Publishing data
_____47.       What is non publication?
A.      Suppression of data
B.      Copying of data
C.      Publishing of data
D.      Doctoring data
_____48.       What is faulty data gathering?
A.      Usage of small scale measuring instruments?
B.      Usage of defective measuring instruments?
C.      Usage of a well calibrated machines
D.      Citing the wrong author.
#49-50.Choices to be used:
A.      Plagiarism
B.      Falsification
C.      Non-publication
D.      Faulty data gathering
_____49.       What ethical issue is involved when one misinterprets a literature?

_____50.       What ethical issue is involve when one do not follow procedures correctly. 


Research II 2nd Periodical Test SY 2010-2011

Research II
2nd Periodical Test
SY 2010-2011
Name:                                                                  Yr& Section:                                       Date:                     Score:
 Choose the letter that corresponds to the best answer and write it on the space provided.
______1.       What appropriate hypothesis can be generated from the research study with a title: Effect of beer on the growth of Orchids. 
A. There is no significant difference on the growth (in terms of its stems’ diameter,cm) of orchids treated with beer on a varied concentration.
B. There is no significant difference on the growth of orchids when treated with beer.
C. There is no significant difference on the growth of orchids when treated with different brands of beer.
D. There is no significant difference on the growth ( in terms of height ,cm) of orchids when treated with different brands of beer.
______2.       Directional hypothesis likes to measure ______ while non-directional  measures only the ______.
A.      Positive effect of 2 variables; existence of the relationships between two variables.
B.      Negative effect of 2 variables; existence of the relationships between two variables.
C.      Both A & B    D. none of these
______3.       Directional is_____ tailed test.  A. one   B. two   C. three   D. four
Choices for numbers 4-6      A. null    B. alternative   C. cause and effect
______4.       There is no significant difference between the effects of horse manure and urea on the
Average height of plant.
______5.       There is  significant difference between the effects of horse manure and urea on the
Average height of plant.
______6.       If there is a significant difference between the effects of horse manure and urea, then the growth of the plants will differ significantly in terms of Average height of plant.
______7.       The review of related study is proven information in terms of internal validity while related study is proven in _____validity.  A. internal   B. External   C. both             D. none of these
______8.       Which guideline of related literature is followed  from the excerpt of a study entitled Pectinase-Enhanced Production of Essential Oil from Lemongrass (Cymbopogon citrates) stated below:
 “Pectic enzymes, which degrade pectic substance, are of major importance, industry to facilitate extraction and clarification of Juice (Fogart & Kelly, 1983; Whitaker, 1984)” A. accepted facts only must be cited                                B. correct record of reference C. description of similarities   D. description of differences
______9.       What is the main purpose of the review of related literature in your research project?                                  A. to organize science concepts   B. to gather data  C. to prove the hypothesis                                                                                        D. to recognize persons of its contribution to the success of your project
______10.   Review of Related Literatures and studies help you in many ways EXCEPT                                                      A. identify gaps                   B. discover or improve a procedure and techniques in the past study                                                    C. avoid unintentional replication    D. treat the hypothesis
______11.   It refers to observable characteristic or phenomena of a person or object  A. control  B. variable                                              C. experimental        D. constant
______12.   Which is NOT TRUE about research design?  A. Make the statistical test valid                                                B. facilitate hypothesis acceptance  C. provides direction during the actual conduct of the research project         D. gain of maximum information relevant to the problem at minimum cost
______13.   Replication is a test of A. internal validity  B. external validity  C. both D. none of these
______14.   Which principle is not needed in experimental design? A. replication       B. randomization                              C. Local control                       D. none of these
Use these choices           A. zone of inhibition (area of no detectable bacterial growth)                                                     B. Agar mixture (medium of culturing bacteria)       C. water               D. alcohol                            E. varied concentration of extracts and the title of the  study: “Antibacterial Effect of Oak Leaf Fern (Drynaria quercifolia (linn.) J. Sm) Extracts” to answer numbers 9-13.
______15.   Dependent variable
______16.   Independent variable
______17.   Experimental
______18.   Positive Control
______19.   Negative Control

______20.   Which set-up is correct on the study of Brine Shrimp Assay of extracts at different concentrations?
A.      Experimental-extracts; control-salt water  
B.       Experimental-Salt water; Control-extracts
C.      Experimental-brine shrimps; Control-extracts 25, 50, 75%
D.      Experimental- Extracts 25, 50, 75%; control-sea water
______21.     Lottery is what type of random sampling  A. simple  B. cluster  C. systematic  D. stratified
______22.   In dealing with the responses among groups, which random sampling is applicable? (Use # 15 choices)
______23.    In the hypothesis: There is no significant difference between the 5 different mixtures in terms of water absorption, which  research design is appropriate?  A. CRD  B. RCBD  C. a combination of CRD and RCBD               D. can’t tell because information is lacking
______24.   In the study of 5 different fertilizers treated 3 times in the partitioned field, which research design should be used? A. CRD  B. RCBD  C. a combination of CRD and RCBD   D. can’t tell because information is lacking
______25.   METHODOLOGY as chapter title should be at the ___ of the page.                                                                     A. top center                   B. top left                C. top right                      D. indention
______26.   The order of the procedure should be written according to A. degree of importance   B. the actual conduct   of the experiment C. your convenience     D. Availability of resources
______27.   Materials and chemicals used in the study should be indicated with enough information such as                                A. quantity  B. quality   C. amount with units of measurement D. amount and radius
______28.   Which is not correct organization, style and format of a methodology?                                                                   A. Abbreviation are never used on first citations.  B. passive voice is generally used                                               C. sentences that start with number are highly recommended                                               
E.       standard analysis are not described in detail and same with the procedure modified in the study
______29.    Instrumental technique is  ______ with precision.  A. a used of an appropriate gadget   B. testing the main problem of the study                                     C. a proven the literature             D. cited resources
______30.    What appropriate instrumental technique is followed when determining the mass of the crude extract?                 A. clean the pan of the weighing scale     
 B. weigh the pan of the weighing scale before and after putting the crude extract                
C. weighing scale should be set zero before weighing   D. all of these
______31.    In what way will data be collected if the nature of the study is qualitative                                                             A. Survey   B. Interview  C. Questionnaire   D. a, b, c     E. Instrumental techniques
______32.    Data for quantitative studies may be collected in a form of   A. Survey   B. Interview C. Questionnaire      D. a, b, & c         E. instrumental techniques.
______33.    What is the pattern between concentration (from 20, 40, 60) & growth of inhibition of 2, 4, 6 centimeters consecutively?                  A. constant         B. inversely proportional C. directly proportional   D. no pattern
Use these choices  A. quantitative  B. qualitative  C. ordinal D. interval to answer numbers 28-31.
______34.    Heights in centimeters 
______35.    Masses in milligrams 
______36.   Masses in milligrams 
______37.    Color of the dye 
Identify the measurement scale and use these choices to answer 32-35. A. nominal        B. ordinal                             C. Interval                D. ratio
______38.    Test results (pass/fail)
______39.    Water bill consumption
______40.    Temperature in Kelvin
______41.    Party Affiliation as 1- Partido   2- Lakas
______42.   Which is correct? A. tabulate data whenever possible B. raw data should be presented in Chapter V        C. Summarize the result through the combination of graphs, tables, and texts.                                                        D. Data that can be presented even in a few sentences should be presented in a tabular form.
What appropriate central tendency is used in the following data.
 Use the choices A. mean  B. median   C. mode   D. range
______43.    2, 0, 50, 45
______44.    2,2,2,5
______45.   5,3,4,2

Research I 2nd Periodical Test (SY 2009-2010)

Research I
2nd Periodical Test
SY 2009-2010
Name:                                                  Yr& Section:                           Date:               Score:
I. Multiple Choice: Write the letter that corresponds to the correct answer before each number.
______1.        Statistics is a branch of mathematics that deals with 
A. collecting, organizing, presenting, analyzing & Interpreting data.  
B. connecting, omitting, preparing, acting, & integrating data 
            C. collecting, omitting, preparing, acting & interpreting data
            D. collecting, organizing, presenting, acting & interpreting data
______2.       Which of the following is considered a role of statistics in the line of business and economics                     A. destroying employee-employer relationship  B. take advantage of clients needs                            C. forecasting business trends      D. neglect consumers’ welfare
______3.       Government utilizes statistics in organizing and analyzing various records EXCEPT                          A. taxes   B. natural resources  C. movement of population  D. feelings
______4.       Statistics help DepEd to A. disorganize data on intelligence scores B. worsen personality traits                     C.  explain behavioral patterns   D. increase students’ performance.
______5.       ____ is one of the basic concepts in statistics and which refers to observable characteristic or phenomena or a person or object whereby the members of the group or set vary or differ from one another.
A.     Variable   B. Weather  C. Climate  D. Summation
______6.      Which is classified as discrete variable  A. number of deaths B. height  C. weight   D. temperature
______7.       Identify one example of continuous variable    A. number of children age 12-17                                            B. number of drop-out                       C. time                         D. basketball scores
To answer numbers 8-9 use these sample title (The Effect of Different Colors of Light in Attracting and Catching Fish)  and choices A. Effect of different colors of light  B. attracting and cathing fish C. Light attracting fish               D. Different colors of light
______8.       Which is the dependent variable?       ______9. Which is the independent variable?
______10.   ____is a statistical tool that seeks to give implications pertaining to the populations by studying its representative samples.  A. descriptive   B. inferential  C. deductive   D. none of these
Use the following choices to answer nos. 11-16. A. nominal  B. ordinal C. interval D. ratio
______11.   statistical test scores    ______12. 1st,, 2nd, 3rd place in Bb. & G. Agham
  1.  height of plant growth         ______14. Employee's ID
  1. temperature in Kelvin scale  ______16. test result (pass/fail)
Use the following answer numbers 17-21 A. textular  B. tabular  C. semi-tabular  D. graphical method
  1.  Use of pie chart
  2.  effective way of presting numerical data
  3.  Non numerical way of comparing, contrasting, synthesizing and generalizing data when employed alone elict boredom
  4.  Use of 18& 19 method of presenting data
  5.  Use of bar graph
  6.  Which is a quantitative data? A. the height of each student in Psychology class                                             B. political party of each senator  C. marital status of each person D. religious affiliation of each patient
  7.  Which is the symbol of sigma notation A. Xi  B. Yi  C. Ƶ   D.
  8.   means A. X1 + X2 +…+ Xn   B. X1 + X2 …+ Xn   C. X1 + X2 +…Xn   D. X1 + X2 +…+ X6  
  9.  Sigma notation refers to A. total   B. to take the sum C. A & B D. none of these
For 26-28. Select the method of collecting data:                      A. interview     B. questionnaire
C. registration                    d. other method
  1.  asking questions personally and verbally
  2.  written way of asking questions
  3.  data taken from offices

  1. Problem Solving. The following scores were given by 6 judges for a gymnast's performance in the vault of an internation meet:


Solve the following
29-30.              31-32. 2        33-34.  5           35-36.  2 + 

  1. Time magazine collected information on all 464 people who died from gunfire in the Philippines during one week.  Here are the ages of 50 men randomly selected from that population.  Construct a frequency distribution table.

Using 7 intervals and start with  the lowest.
Fill the table below using the above data (21 pts).
Class intervals
Class boundaries
Class Marks
Cumulative Frequency