Author Question: Which of the following sets of data appears to show the greatest amount of variability? a. 99, ... (Read 605 times)

ap345 · **on:** Jun 20, 2018

Which of the following sets of data appears to show the greatest amount of variability?

a. 99, 110, 153, 98, 64
b. 92, 91, 89, 94, 95
c. 10, 20, 5, 34, 29
d. 188, 200, 201, 177, 169

Question 2

A cognitive psychologist found the mean recall of information increased consistently as the extent to which the participants elaborated on the material (none, minimal, extensive) changed. Also, the standard deviation for each condition was small. What does this suggest about the relationship between the amount of elaboration and recall?

a. A strong relationship exists.
b. A weak relationship exists.
c. No relationship exists.
d. A moderate relationship exists.