Mathematics, 19.03.2021 03:10 LayLay9289
The average annual premium for automobile insurance in the United States is $1565. A representative sample of annual premiums for the state of Michigan is contained in the Excel Online file below. Assume the population is approximately normal. Construct a spreadsheet to answer the following questions. Open spreadsheet a. Provide a point estimate of the mean annual automobile insurance premium in Michigan. $ (to the nearest dollar) b. Develop a 95% confidence interval for the mean annual automobile insurance premium in Michigan. ($ , $ ) (to the nearest cent) c. Does the 95% confidence interval for the annual automobile insurance premium in Michigan include the national average for the United States
Answers: 3
Mathematics, 21.06.2019 15:30
Given the box plot, will the mean or the median provide a better description of the center? box plot with min at 10.5, q1 at 11.5, median at 12.5, q3 at 13.5, max at 15
Answers: 2
Mathematics, 21.06.2019 19:00
Apool measures 12.3 feet by 16.6 feet. if the longer wall of the pool has a diagonal of 17.8 feet, what is the volume of the pool? (round to nearest tenth)
Answers: 1
The average annual premium for automobile insurance in the United States is $1565. A representative...
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