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[See Steps] An instructor is trying to determine the amount of time needed to complete a particular exam. She takes a sample of 16 students and asks each

Question: An instructor is trying to determine the amount of time needed to complete a particular exam. She takes a sample of 16 students and asks each one to keep track of their time with the following results in hours:

2.7 1.8 1.0 1.2 2.6 1.4 1.3 0.8
2.1 1.6 0.9 1.5 1.8 2.0 1.1 2.3
  1. Construct a 95% confidence interval for the amount of time needed for the assignment. (8 points). (Give the formula)

b. What is the point estimate? (2 points)

c. What is the error of the estimate? (2 points)

d. Interpret the interval (2 points)

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Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document


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