A simple frequency distribution
a. is a table.
b. is a graph.
c. can be either a table or a graph.
d. is used only for discrete data.
Question 2
When a z score falls to the left of the mean
a. it must always be given a minus sign
b. it must always be greater than 1
c. it must always be less than 1
d. none of these, since z scores never fall to the left of the mean