Biology

Biology, 17.02.2020 00:45, jamccoy3335

Which of the following are assumptions the t-test makes? (choose all that apply)

1. variances in each group are equal

2. the sample size is small

3. standard deviation in one group is several times larger than in the other group.

4. the collected data are normally distributed

5. The data are skewed or bimodal

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