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Author Question: The sample size needed to estimate a population mean within 2 units with a 95 confidence when the ... (Read 111 times)

cartlidgeashley

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on: Jun 24, 2018
The sample size needed to estimate a population mean within 2 units with a 95 confidence when the population standard deviation equals 8 is
 a. 62
  b. 61
  c. 8
  d. None of these choices.

Question 2

An adverse effect of multicollinearity is that the estimated regression coefficients of the independent variables that are correlated tend to have large sampling ___________________ _.
 Fill in the blank(s) with correct word


wuly

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Reply #1 on: Jun 24, 2018
Answer to Question 1

A

Answer to Question 2

errors


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