Alternate hypotheses

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Please respond to the following questions related to the research study and data presented in the "To Prepare" section.

Should Martha use an independent-samples t-test or a related samples t-test? Explain your answer.

What are the independent and dependent variables?

Using the fact that Martha believes the treatment will reduce the amount of time to fall asleep, state the null and alternate hypotheses.

Would you use a one-tailed or two-tailed test? Explain your response.

What is the df?

Consider that a = .05. Then use Appendix B, Table 2 to determine the critical value, state the value, and how you found it.

Consider that tobt = 1.49. Report the statistical results using the correct format.

What should Martha conclude?

Reference no: EM13760703

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