Which of the following assumptions have been made in carrying out the analysis in Question 3? (Tick as many as apply.)多项选择题

A

The high meat content diet will have an effect on the hunting behaviour of cats.

B

The population variances are the same for the cats with the high meat content diet and cats with their usual diet (control).

C

The population variances are for the cats with the high meat content diet may be different from the cats with their usual diet (control).

D

The distribution of average number of prey per day is Normal in the population of cats with the high meat content diet and in the population with their usual diet (control).

E

The effect of the treatment on any one cat is unrelated to the effect on another cat.

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