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Author Question: Given an infinite population with a mean of 75 and a standard deviation of 12, the probability that ... (Read 34 times)

audie

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on: Jun 24, 2018
Given an infinite population with a mean of 75 and a standard deviation of 12, the probability that the mean of a sample of 36 observations, taken at random from this population, is less than 78 is:
 a. 0.9332 c. 1.5000
  b. 0.5987 d. None of these choices.

Question 2

Correlation analysis is used to determine whether there is a linear relationship between an independent variable x and a dependent variable y.
  Indicate whether the statement is true or false


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juliaf

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

A

Answer to Question 2

T


audie

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

jomama

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Reply 3 on: Yesterday
Excellent

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