Based on these results for a two-tailed test with a to 2.89 and a tota -3.36 we O reject H, tail to reject H O accept Ho O reject Ho

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Q: 7c

A: as you say i give only 7c answer

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A: Solution

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Q: Use a= .05 and two tailed test t= 1.25, df = 40. reject, fail to reject

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Q: Before 78 79 65 78 68 After 85 83 62 85 79

A:

Q: Can I get help answering these 3 questions?

A: Hi, since you have posted multiple questions, we will be providing you with answer for the first…

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A: We know, if H0 is null hypothesis and H1 be alternative hypothesis. Then level of significance =P(…