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Author Question: Sometimes researchers are surprised to find no effect in a study when in fact there really is an ... (Read 202 times)

sarasara

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on: Jul 24, 2018
Sometimes researchers are surprised to find no effect in a study when in fact there really is an effect in the population. This type of result is known as
 a. the significance level of the test.
  b. the power of the study.
  c. a Type 1 error.
  d. a Type 2 error.

Question 2

A significance test based on a small sample may not produce a statistically significant result even if the true value differs substantially from the null value. This type of result is known as
 a. the significance level of the test.
  b. the power of the study.
  c. a Type 1 error.
  d. a Type 2 error.


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tdewitt

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

D

Answer to Question 2

D


sarasara

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

xiaomengxian

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

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