How would you convert a grouped frequency distribution to a relative frequency distribution?
a. divide the frequency of each class interval by the mean
b. plot it on a graph
c. divide the frequency of each class interval by the total number of scores
d. sum the frequencies in each class interval
e. use a histogram
Question 2
When describing data, researchers should choose methods that
a. reflect as much of the raw data as possible
b. are statistically sophisticated
c. are easily comprehended
d. best support the researcher's predictions
e. all of the above
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