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Author Question: When the sample sizes are equal, the pooled variance of the two samples is the ____________________ ... (Read 133 times)

charchew

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on: Jun 24, 2018
When the sample sizes are equal, the pooled variance of the two samples is the ___________________ _ of the two sample variances.
 Fill in the blank(s) with correct word

Question 2

The time series component that reflects the irregular changes in a time series that are not caused by any other component, and tends to hide the existence of the other more predictable components, is called random variation.
  Indicate whether the statement is true or false


kmb352

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

average

Answer to Question 2

T


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charchew

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Reply #2 on: Jun 24, 2018
Correct answers!


kmb352

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Reply #3 on: Jun 24, 2018
Great! Please up vote :D


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