Mathematics, 19.12.2019 04:31 kealalac1
We wish to construct a 90% confidence interval on the mean of a population known to be normally distributed based on a sample of 20 observations having a sample mean of 8 and a sample standard deviation of 2.
what is the margin of error for this confidence interval?
Answers: 2
Mathematics, 21.06.2019 12:30
You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)
Answers: 3
Mathematics, 21.06.2019 22:00
(01.04 lc)multiply 1 over 6 multiplied by negative 1 over 2. negative 1 over 3 negative 1 over 12 1 over 12 1 over 3
Answers: 1
We wish to construct a 90% confidence interval on the mean of a population known to be normally dist...
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