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Author Question: Which of the following is an incorrect statement about a 90 confidence interval? a. If we ... (Read 41 times)

daltonest1984

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on: Jun 24, 2018
Which of the following is an incorrect statement about a 90 confidence interval?
 a. If we repeatedly draw samples of the same size from the same population, 90 of the resulting confidence intervals will include .
  b. There is a 90 probability that the population mean  will lie between the lower confidence limit (LCL) and the upper confidence limit (UCL).
  c. We are 90 confident that our sample mean equals the population mean .
  d. 90 of the population values will lie within the confidence interval.

Question 2

In order to test the validity of a multiple regression model involving 5 independent variables and 30 observations, the numerator and denominator degrees of freedom for the critical value of F are, respectively,
 a. 5 and 30 c. 5 and 24
  b. 6 and 29 d. 6 and 25


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dellikani2015

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

A

Answer to Question 2

C


daltonest1984

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

scikid

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Reply 3 on: Yesterday
Gracias!

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