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Author Question: The mean of the sample _____. a. is always larger than the mean of the population from which the ... (Read 81 times)

Frost2351

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on: Jun 24, 2018
The mean of the sample _____.
 a. is always larger than the mean of the population from which the sample was taken
  b. is always smaller than the mean of the population from which the sample was taken
  c. can never be zero
  d. None of the answers is correct.

Question 2

In order to determine an interval for the mean of a population with unknown standard deviation, a sample of 61 items is selected. The mean of the sample is determined to be 23 . The associated number of degrees of freedom for reading the t value is
 a. 22.
   b. 23.
   c. 60.
   d. 61.


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Brummell1998

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

d

Answer to Question 2

c


Frost2351

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Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

xiaomengxian

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

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