_____1. Which is false about instrumental technique? It is a gadget/tool that_____.

A. Ensures internal validity B. Aids in measuring quantitative properties of a variable

C.Aids in measuring qualitative properties of a variable D. has low precision

Use these choices to identify the instrument used for a certain measure 2-6: A. pH Meter B. diversity index C. Drop Method D. Maximum weight capacity E. Voltammetry

_____2. acidity level

_____3. Strength

_____4. Water absorbance

_____5. Biodiversity

_____6. Trace Metals

Use the following choice to answer # 7-9. A. Observation B. Interview C. Experiment D. Documents

_____7. Collection of data through conversation with the respondents.

_____8. Behavior of a researched subject is watched and recorded.

_____9. Careful steps of scientific methods are used.

_____10. Which does not refer to the usefulness of a concept map? A. easiness to read B. unification of a theme at short glance C. shows relationships easily D. illogically ordered

_____11. Which symbol shows that irreversibility of the event? A. B. C. D.

_____12. What pattern can be established from the % mortality rate vs. fruit juice dose data below? A. Directly proportional B. Inversely Proportional C. Can’t be determined D. no pattern

Fruit juice dose

(ul/mouse) % Mortality

160 100

100 75

74 62

_____13. What is the pattern when data of a certain variable increases as the other variable increases? A. Directly proportional B. Inversely Proportional C. Can’t be determined D. no pattern

_____14. Weight is a/an _____ data. A. Qualitative B. Quantitative C. Quanti & Qualitative D. none of these

_____15. Color is a/an_____data. . Qualitative B. Quantitative C. Quanti & Qualitative D. none of these

Use these choices to answer #s 16-22. A. Nominal B. Ordinal C. Interval D. Ratio

_____16. has true zero

_____17. No quantitative value

_____18. Use in ranking

_____19. I.D. Numbers

_____20. Fahrenheit

_____21. Kelvin

_____22. Weight in Kg

Use these choices to answer #’s 23-24. A. photograph B. photomicrograph C. linear D. non-linear graph

_____23.

_____24. Prokaryotic Cell Structure

_____25. Y-axis in a graph is ____variable. A. Dependent B. Independent C. either D. neither

_____26. X-axis in a graph is____ variable A. Dependent B. Independent C. either D. neither

_____27. Which is the correct write-up for this chart?

A. Plasma concentration increases with time.

B. Plasma concentration decreases as time increases.

C. Plasma concentration is not affected by time.

D. There is no relation between Plasma concentration

And time.

_____28. Which is correct statement of this Temperature

And Volume relationship?

A. As temperature increases volume also increases.

B. As temperature increases volume decreases.

C. There is an inverse relationship between temperature.

And volume.

D. There is no relationship between temperature and

Volume.

Use these choice to answer numbers 29-38. A. mean B. median C. mode D. standard deviation E. range F. t-test for independence samples G. t-test for correlated samples H. ANOVA I. Pearson Correlation

_____29. Measures centrality in a slightly difference in values.

_____30. Measures centrality in a large difference of data.

_____31. Measures centrality in terms of frequency.

_____32. Measures centrality in terms of the mid-point.

_____33. The difference between the lowest value and the highest value.

_____34. Measures the distance away from the mean.

_____35. What is an appropriate statistical measure for post test and pretest?

_____36. What is an appropriate statistical measure for a study about treated vs. untreated?

_____37. A statistical measure appropriate for multi-independent groups.

_____38. A statistical measure appropriate for relationships.

_____39. A non-linear text is/has ___. A. with a fairly definite beginning, middle and ending B. more associative C. single path D. limited choices

_____40. Which is a non-linear text to explain the graph found in #27? A. Plasma is another form of a gas. It is also packed with great energy.

B. Plasma is another form of a gas that has tremendous energy. The release of energy increases with time.

C. Plasma is another form of a gas. Plasma’s energy increases as time changes.

D. Plasma is another form of a gas. This is affected

#41-50. Problem solving (10 pts). Generate a hypothesis and use an appropriate statistical tool to decide whether to reject or accept it.

In a study designed to discover whether men or women drink more coffee, a researcher (working on a very limited budget) observes five men and five women randomly selected from her university department. Here's what she found:

Number of Cups of coffee in 1 day at work

Men Women

5 8

1 3

4 7

2 3

3 5

At α = .05, who drank more coffee?

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