Author Question: A researcher is testing the percent weight gain on mice of varying ages based upon the diet they ... (Read 29 times)

Davideckstein7 · **on:** Jan 16, 2020

A researcher is testing the percent weight gain on mice of varying ages based upon the diet they eat. He has 4 mice in each age category: 6 months, 9 months, 12 months and 15 months. They mice are weighed, fed only one of four diets and weighed after 1 month. The weight gain percent is then recorded. The data is given below. Test at

if there is a difference in weights.

	Diet A	Diet B	Diet C	Diet D
6 months	5.2	5.3	5.8	5.6
9 months	5.0	5.7	5.6	5.2
12 months	5.3	6.1	6.1	5.0
15 months	4.9	6.4	5.7	5.1

◦ Diet does result in significantly different weight gains.
◦ Diet does not result in significantly different weight gains.

pangili4 · **Reply #1 on:** Jan 16, 2020

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