Mathematics, 28.04.2021 14:00 avanelson01
1. The following sample contains the number of chocolate chips in a sample of Chips Ahoy regular cookies. The mean is 21.4 chocolate chips and the standard deviation is about 3.4 chocolate chips. Construct a 99% confidence interval estimate of the mean number of chocolate chips in all such cookies.
(21,20,16,25,20,26,19,24)
2. A 3M Privacy Filters poll in which 806 respondents were asked to identify their favorite seat when they fly and 61% chose the window seat. Create a 98% confidence interval estimate of the population proportion prefers the window seat.
3. A sociologist develops a test to measure attitudes about public transportation, and 29 randomly selected subjects are given the test. The sample variance of their score is 457.96 points. Construct 95% confidence interval estimate for the population standard deviation o and por population variance o^2
Answers: 3
Mathematics, 21.06.2019 18:50
Which of the following is a function? a.) {(-2, -4/5), (-1,-,,-1)} b.) {(-2,,1/,3/,1)} c.) {(-22)} d.) {(-21)}
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Mathematics, 21.06.2019 21:30
Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth
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Mathematics, 22.06.2019 02:20
Which of these could you find on a credit report? check all that apply. previous address current employer highest level of education completed bankruptcy and a civil court case monthly income late credit card payments
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1. The following sample contains the number of chocolate chips in a sample of Chips Ahoy regular coo...
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