Multiple Choice
The first step in analyzing data in a comparison group study is to:
A) calculate averages
B) construct frequency polygons
C) calculate measures of variability
D) determine statistical significance
Correct Answer:

Verified
Correct Answer:
Verified
Q20: A useful means of evaluating obtained differences
Q21: The most appropriate indicator of the importance
Q22: A researcher discussing the information in item
Q23: A correlation coefficient of r = .05
Q24: Matching<br>-Categorical variable<br>A) delta<br>B) Pearson r<br>C) eta.<br>D) IQ
Q26: Scatterplots provide information on which correlation coefficient
Q27: Matching<br>-Curvilinear relationship<br>A) delta<br>B) Pearson r<br>C) eta.<br>D) IQ
Q28: In a study in which all subjects
Q29: It is generally recommended that an effect
Q30: Calculation of Pearson r is most justified