Daily playtime ranges from 30 to 60 minutes. A suitable measure for appropriate interactions might be

rate

Explanation:

A rate would be an appropriate measure, since a rate refers to a quantity that is measured and compared to another quantity, in other words, the rate is the measurement and comparison between two quantities, showing the relationship between them and the comparison of a the other.

answer; i believe that the correct answer is (decreased)

answer; correlational;