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Author Question: The t distribution should be used whenever _____. a. the sample size is less than 30 b. the sample ... (Read 109 times)

ec501234

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on: Jun 24, 2018
The t distribution should be used whenever _____.
 a. the sample size is less than 30
  b. the sample standard deviation is used to estimate the population standard deviation
  c. the population is not normally distributed
  d. None of the answers is correct.

Question 2

Excel's NORM.S.DIST function can be used to compute _____.
 a. cumulative probabilities for a standard normal z value
  b. the standard normal z value given a cumulative probability
  c. cumulative probabilities for a normally distributed x value
  d. the normally distributed x value given a cumulative probability


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wuly

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

b

Answer to Question 2

a


ec501234

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

tranoy

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Reply 3 on: Yesterday
:D TYSM

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