A random sample of 18 observations taken from a normally distributed population produced the following data: 28.4 27.3 25.5 25.5 31.1 23.0 26.3 24.6 28.4
37.2 23.9 28.7 27.9 25.1 27.2 25.3 22.6 22.7
What is the point estimate of μ?
Make a 99% confidence interval for μ.
What is the margin of error of estimate for μ in part b?

answer: 25.4 units

step-by-step explanation: radius = 12.7 units

diameter = twice the radius

diameter = 12.7 x 2

= 25.4

5+2x=a

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answer: input the dimensions of the room to be painted. click the button to calculate the amount of paint and man-hours needed for this job.

interior paint coverage depends on the brand of paint used. the coverage amount is listed on the label of the paint can. use this to adjust the values in the paint coverage section below. paint usually is applied at 350 to 400 square feet per gallon (primer at 200 to 300 square feet per gallon).

step-by-step explanation:

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step-by-step explanation:

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