The sample mean is all of the following EXCEPT ______.
A. a measure of central tendency
B. the balance point of a distribution
C. used to summarize interval and ratio data
D. used to summarize nominal data
Ans: D
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The time sampling method:
a. is an open method to the extent that it preserves raw data b. is not very selective c. requires initial inferences or interpretations d. all answers are correct e. both “is an open method to the extent that it preserves raw data” and “requires initial inferences or interpretations”
In order to generate electricity, power plants emit harmful _________________ gases.
Fill in the blank(s) with the appropriate word(s).
Identify ways that research supports the effectiveness of notetaking.
What will be an ideal response?
Which of the following is an example of a nonparametric test?
A. chi-square B. paired samples t-test C. ANOVA D. t-test for independent samples