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Author Question: A hypothesis test gives a p-value of 0.03 . If the significance level = 0.05, the results are said ... (Read 137 times)

lindiwe

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on: Jul 24, 2018
A hypothesis test gives a p-value of 0.03 . If the significance level  = 0.05, the results are said to be
 a. not statistically significant because the p-value  .
  b. statistically significant because the p-value  .
  c. practically significant because the p-value  .
  d. not practically significant because the p-value  .

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 mean of the sampling distribution of ?
 a. 2.5 inches
  b. 2.5/5 = 0.5 inches
  c. 65 inches
  d. It depends on the value of the sample mean.


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phuda

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

B

Answer to Question 2

C


lindiwe

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

laurnthompson

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

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