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Author Question: Refer to Exhibit 7-5. What are the degrees of freedom in this case? a. 39 c. 19 b. 38 d. ... (Read 22 times)

joesmith1212

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on: Jun 20, 2018
Refer to Exhibit 7-5. What are the degrees of freedom in this case?
 
  a. 39
  c. 19
  b. 38
  d. 18

Question 2

Refer to Exhibit 7-4. The researchers can conclude that:
 
  a. there is no statistically significant evidence that students who use the new ACT training will improve their ACT scores.
  b. the evidence suggests the new training improves ACT scores.
  c. the evidence suggests the new ACT training decreases ACT scores.
  d. none of these are true.


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mtmmmmmk

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

D

Answer to Question 2

C


joesmith1212

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Reply 2 on: Jun 20, 2018
Excellent

samiel-sayed

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Reply 3 on: Yesterday
Wow, this really help

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