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Author Question: The t-test for the difference between the means of two independent populations assumes that the ... (Read 111 times)

Bob-Dole

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on: Jun 24, 2018
The t-test for the difference between the means of two independent populations assumes that the respective:
 a. sample sizes are equal. c. means are equal.
  b. populations are normal. d. All of these choices are true.

Question 2

In exponentially smoothed time series, the smoothing constant w is chosen on the basis of how much smoothing is required. In general, a small value of w such as 0.1 results in very little smoothing, while a large value of w such as 0.8 results in too much smoothing.
  Indicate whether the statement is true or false


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Benayers

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

B

Answer to Question 2

F


Bob-Dole

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

atrochim

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Reply 3 on: Yesterday
Wow, this really help

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