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Author Question: Two independent samples are drawn from two normal populations, where the population variances are ... (Read 71 times)

darbym82

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on: Jun 24, 2018
Two independent samples are drawn from two normal populations, where the population variances are assumed to be equal. The sampling distribution of the ratio of the two sample variances is:
 a. normal
  b. Student-t
  c. F
  d. chi-squared

Question 2

Which of the following smoothing constants causes the most rapid reaction to a change in the current time series value?
 a. 0.40 c. 0.20
  b. 0.30 d. 0.10


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choc0chan

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

C

Answer to Question 2

A


darbym82

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Reply 2 on: Jun 24, 2018
Wow, this really help

duy1981999

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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