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Author Question: Random samples of size 49 are taken from an infinite population whose mean is 300 and standard ... (Read 235 times)

HCHenry

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on: Jun 24, 2018
Random samples of size 49 are taken from an infinite population whose mean is 300 and standard deviation is 21 . The mean and standard error of the sample mean, respectively, are:
 a. 300 and 21 c. 300 and 0.43
  b. 300 and 3 d. None of these choices.

Question 2

If the coefficient of determination is 1.0, then the coefficient of correlation must be 1.0.
  Indicate whether the statement is true or false


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kalskdjl1212

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

B

Answer to Question 2

T


HCHenry

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

Perkypinki

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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