A biologist believes that temperature affects the croaking (noise making, not dying) behavior of frogs. A group of laboratory frogs are randomly divided into 2 groups and placed in identical terrariums. The control group of frogs' is kept at a constant 22 ° C. The experimental group is kept at a temperature of 30 ° C. The number of croaks emitted over a 10-minute period are counted. The data are as follows:

Question

A Biologist Believes That Temperature Affects the Croaking (Noise Making