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Author Question: Refer to Exhibit 7-3. Which test is most appropriate for these data and hypothesis? a. Chi square ... (Read 71 times)

Medesa

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on: Jun 20, 2018
Refer to Exhibit 7-3. Which test is most appropriate for these data and hypothesis?
 
  a. Chi square
  c. Independent t-test
  b. Correlated t-test
  d. Pearson's r

Question 2

A researcher wants a 90 percent chance of rejecting the null hypothesis at the one-tailed .05 level with an effect size of .15. The sample size needed is about
 
  a. 140.
  b. 160.
  c. 180.
  d. 200.
  e. 380


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Jane

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Reply #1 on: Jun 20, 2018
Answer to Question 1

C

Answer to Question 2

E


Medesa

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Reply 2 on: Jun 20, 2018
Excellent

frankwu0507

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Reply 3 on: Yesterday
Wow, this really help

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