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Author Question: The test statistic for testing for the equality of two population variances has an F-distribution ... (Read 83 times)

dollx

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on: Jun 24, 2018
The test statistic for testing for the equality of two population variances has an F-distribution with ___________________ _ and ___________________ _ degrees of freedom.
 Fill in the blank(s) with correct word

Question 2

Which of the following statements about the method of exponential smoothing is not true?
 a. It gives greater weight to more recent data
  b. It can be used for forecasting
  c. It uses all earlier observations in each smoothing calculation
  d. It gives greater weight to the earlier observations in the series


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Athena23

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

n1-1; n2-1
n1-1; n2-1

Answer to Question 2

D


dollx

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Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

gcook

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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