Author Question: In computing descriptive statistics for grouped data, the data values in each class are approximated ... (Read 185 times)

jerry coleman · **on:** Jun 24, 2018

In computing descriptive statistics for grouped data, the data values in each class are approximated using the
a. class lower limits.
b. class upper limits.
c. class midpoint.
d. class range.

Question 2

Media selection problems usually determine
a. how many times to use each media source.
b. the coverage provided by each media source.
c. the cost of each advertising exposure.
d. the relative value of each medium.