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Which of the follow samples will have the smallest value for estimated standard error?
n = 100 with s2 = 100
n = 25 with s2 = 100
n = 25 with s2 = 400
n = 100 with s2 = 400
Assume that a random variable, x, is distributed according to a normal distribution with mean 46 and standard deviation 12. (a) What is the standard error of the estimate, x-bar, if a sample of size 25 is taken?
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according to the center for disease control and prevention publication health united states in 2002 16.5 of persons
in simple linear regression through the origin no intercept does the line yhat bx necessarily pass through the point
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question a researcher wants to conduct a beforeafter study on 15 subjects to determine if a treatment results in any
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