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Mathematics, 04.11.2020 07:20 kseniyayakimov
PLEASE HELP ASAP!! :(
Do you want to own your own candy store? Wow! With some interest in running your own business and a decent credit rating, you can probably get a bank loan on startup costs for franchises such as Candy Express, The Fudge Company, Karmel Corn, and Rocky Mountain Chocolate Factory. Startup costs (in thousands of dollars) for a random sample of candy stores are given below. Assume that the population of x values has an approximately normal distribution.
98 170 131 91 75 94 116 100 85
A button hyperlink to the SALT program that reads: Use SALT.
(a) Use a calculator with mean and sample standard deviation keys to find the sample mean startup cost x and sample standard deviation s. (Round your answers to four decimal places.)
x =
thousand dollars
s =
thousand dollars
(b) Find a 90% confidence interval for the population average startup costs μ for candy store franchises. (Round your answers to one decimal place.)
lower limit
thousand dollars
upper limit
thousand dollars
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Answers: 1
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PLEASE HELP ASAP!! :(
Do you want to own your own candy store? Wow! With some interest in running y...
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