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Author Question: A hypothesis test gives a p-value of 0.050 . If the significance level = 0.05, the results are said ... (Read 141 times)

jc611

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on: Jul 24, 2018
A hypothesis test gives a p-value of 0.050 . If the significance level  = 0.05, the results are said to be
 a. not statistically significant because the p-value is not smaller than .
  b. statistically significant because the p-value  .
  c. practically significant because the p-value is the same as .
  d. inconclusive because the p-value is not smaller nor larger than .

Question 2

Heights for women are bell-shaped with a mean of 65 inches and standard deviation of 2.5 inches. If a random sample of 25 women is taken, what is the standard deviation of the sampling distribution of ?
 a. 2.5 inches
  b. 2.5/5 = 0.5 inches
  c. It depends on the value of the sample mean.
  d. It depends on the value of the sample standard deviation.


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jjorrostieta

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

B

Answer to Question 2

B


jc611

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

Joy Chen

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

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