Author Question: If a psychologist summarizes data for a variable in a frequency table, but finds that there are so ... (Read 146 times)

dmcintosh · **on:** Jun 20, 2018

If a psychologist summarizes data for a variable in a frequency table, but finds that there are so many values for the variable that the table is too cumbersome to be useful, the next step would be to make a

A) histogram.
B) frequency polygon.
C) grouped frequency table.
D) bar chart.

Question 2

In hypothesis testing, after figuring the Z score for the sample's mean, the next step would be to compare thisZ score to

A) the parameters of the known population distribution.
B) an estimated distribution based on earlier research findings.
C) the distribution of means of all the possible samples in the experimental condition from the research.
D) the distribution of means that would be found if the null hypothesis were true.