Question: Answer the following questions using the data below: State the degrees of freedom and explain how you calculated it by hand. Identify the p-value using

Answer the following questions using the data below:

  1. State the degrees of freedom and explain how you calculated it by hand.
  2. Identify the p-value using SPSS and report it in your answer document.
  3. Explain whether the researcher should retain or reject the null hypothesis. Provide a rationale for your decision. Are the results statistically significant?
  4. Explain what the researcher can conclude about the relationship between the amount of sleep and reaction times.

Reaction times in seconds for participants with 5 hours of sleep 0.12 0.16 0.18 0.1 0.12 0.12 0.2 0.19 0.13 0.11 0.14 0.08 0.1 0.17 0.2

Reaction times in seconds for participants with 8 hours of sleep 0.06 0.13 0.12 0.09 0.12 0.11 0.2 0.16 0.08 0.11 0.13 0.08 0.11 0.12 0.17

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