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Please use the following data for questions 1-5. Data set A: Dr. Smith would like to...

Please use the following data for questions 1-5. Data set A: Dr. Smith would like to determine if a student has a chance to choose where he sits before, he takes his test as opposed to being assigned a seat, if this would have any effect on his exam score. Dr. Smith split up the class so that Group 1 was assigned seats and Group 2 was not. Did assigning seats made a difference in the exam scores between group 1 and 2?

Group 1 Group 2
77 95
88 77
77 71
90 70
68 63
74 42
62 58
93 63
82 76
79 65
  1. State the null and research hypothesis for the above experiment.
  2. Using hand calculations, what is the value of the numerator? What is the value of the denominator? Show some work.
  3. Calculate the t value.
  4. What is the critical value at the .05 significance level?
  5. What is the interpretation of the obtained value at the .05 level of significance? Are you able to reject the null, and support the hypothesis?
  6. Please state the conclusion in APA format.
math   Statistics-And-Probability   
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