Mathematics, 08.05.2021 21:40 diamondgray2003
Select the correct answer.
teacher wants to compare scores on a geology exam for two classes. The difference between the sample means is 21.4. If the standard
deviation of the distribution of the difference between sample means is
16.66, and she is testing the hypothesis at the 68% confidence level,
vhich statement is true?
Answers: 2
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