Multiple Choice
When scores are grouped in constructing a frequency polygon or scatterplot:
A) all intervals must be the same size
B) individual scores (within intervals) are plotted
C) there should be at least 30 intervals
D) each interval should contain 5-10 scores
Correct Answer:

Verified
Correct Answer:
Verified
Q6: The standard deviation is calculated by 95%
Q7: The median is equal to:<br>A) the mean<br>B)
Q8: Calculation of the Pearson Product-Moment Correlation Coefficient:<br>A)
Q9: Which of the following sets of scores
Q10: The contingency coefficient:<br>A) is analogous to the
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