Which of the following is not a characteristic of both experiments and
surveys?

A. Data are collected about a population.

B. The data collected might be studied for patterns.

C. Subjects should be randomly selected.

D. The researcher exercises direct control over at least one variable.

The skating rink rented 872 pairs of skates during april and may.why? : if the skating rink rented three times the pair of skates in april during may, they rented 654 skates. 218 x 3 = 654then, if they want to know how many they rented during both april and may, then you just add 654 (may) and 218 (april) to give you 872 pairs of skates for both months.654 + 218 = 872hope this !

A.5 is your answer to this problem