Mathematics, 27.11.2019 00:31 haleylayne74
Amajor department store chain is interested in estimating the average amount its credit card customers spent on their first visit to the chain's new store in the mall. fifteen credit card accounts were randomly sampled and analyzed with the following results: x-bar = $50.50 and s2 = 400. construct a 95% confidence interval for the average amount its credit card customers spent on their first visit to the chain's new store in the mall.
Answers: 3
Mathematics, 21.06.2019 17:30
Astudent survey asked: "how tall are you (in inches)? " here's the data: 67, 72, 73, 60, 65, 86, 72, 69, 74 give the five number summary. a. median: 73, mean: 70.89, iqr: 5, min: 60, max: 74 b. 60, 66, 72, 73.5, 86 c. 60, 67, 72, 73, 74 d. 0, 60, 70, 89, 74, 100
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Mathematics, 22.06.2019 00:40
Calculate the effective quarterly compound interest rate equivalent to a 1% of monthly compound interest rate.
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Mathematics, 22.06.2019 01:00
Ineed to know how to write question one in mathematical terms
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Mathematics, 22.06.2019 03:00
You’re ordering more thread for blue jeans co. you usually purchase from ted’s threads, which sells 12 thread spools for $27. you recently received a notice from wade's wares that says you can buy thread from them for $2.30 each for the first 2 dozen and $2 a spool thereafter. you need to order 5 dozen spools. what percentage can you save by going with wade’s wares?
Answers: 1
Amajor department store chain is interested in estimating the average amount its credit card custome...
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