Mathematics, 25.02.2020 21:24, ghwolf4p0m7x0
The article “Students Increasingly Turn to Credit Cards” (San Luis Obispo Tribune, July 21, 2006) reported that 37% of college freshmen and 48% of college seniors carry a credit card balance from month to month. Suppose that the reported percentages were based on random samples of 1000 college freshmen and 1000 college seniors. a. Construct a 90% confidence interval for the proportion of college freshmen who carry a credit card balance from month to month. b. Construct a 90% confidence interval for the proportion of college seniors who carry a credit card balance from month to month. c. Explain why the two 90% confidence intervals from Parts (a) and (b) are not the same width
Answers: 2
Mathematics, 21.06.2019 14:00, robertsabbiegale
Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?
Answers: 1
Mathematics, 21.06.2019 19:30, keidyhernandezm
James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out
Answers: 2
Mathematics, 22.06.2019 05:10, IsoSaysHi
What is the slope of the line? the graph shows the relationship between the volume of a rectangular prism and the volume of a square pyramid with an identical base and height. prism vs. pyramid prism volume (cubic units) + 1 2 3 4 5 6 7 8 9 10 pyramid volume (cubic units)
Answers: 2
The article “Students Increasingly Turn to Credit Cards” (San Luis Obispo Tribune, July 21, 2006) re...
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