Mathematics, 15.04.2020 23:35, skylex
According to the University of Nevada Center for Logistics Management, 6% of all merchandise sold in the United States gets returned. A Houston department store sampled 80 items sold in January and found that 10 of the items were returned. (a)Construct a point estimate of the proportion of items returned for the population of sales transactions at the Houston store. If required, round your answer to three decimal places. 0.15 (b)Construct a 95% confidence interval for the proportion of returns at the Houston store. If required, round your answer to three decimal places. 0.0718 to 0.2282 (c)Is the proportion of returns at the Houston store significantly different from the returns for the nation as a whole
Answers: 2
Mathematics, 21.06.2019 18:00, bravomichelle75
Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?
Answers: 2
Mathematics, 21.06.2019 18:20, rishiganesh
The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.
Answers: 3
Mathematics, 22.06.2019 02:30, sierram298
Adoughnut shop charges $0.50 for each doughnut and $1 for a carryout box. shirley has $10 to spend. which inequality can be used to find d, the number of doughnuts she could have bought if she also wants them in one carryout box?
Answers: 1
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