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Author Question: If the result of a hypothesis test for a proportion is statistically significant, then a. the null ... (Read 258 times)

berenicecastro

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on: Jul 24, 2018
If the result of a hypothesis test for a proportion is statistically significant, then
 a. the null hypothesis is rejected.
  b. the alternative hypothesis is rejected.
  c. the population proportion must equal the null value.
  d. None of the above.

Question 2

Test scores for a standardized math test follow a normal distribution with a mean of 73 and a standard deviation of 8 . A random sample of 23 students took this math test. What is the probability that the average score of the 23 students falls above 75?
 a. < 0.0001
  b. 0.1151
  c. 0.4013
  d. 0.8849


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Tabitha_2016

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

A

Answer to Question 2

B


berenicecastro

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Reply 2 on: Jul 24, 2018
Gracias!

AngeliqueG

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Reply 3 on: Yesterday
Excellent

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