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Author Question: What is true about the chi-square test of independence? a. Chi-square test of independence ... (Read 115 times)

jeatrice

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on: Jul 8, 2018
What is true about the chi-square test of independence?
 
  a. Chi-square test of independence results are important calculations in most studies.
  b. In a relatively small sample size, the chi-square test of independence can reduce the chance of a Type II error.
  c. The chi-square test of independence is a powerful test used to examine differences in studies with two subjects.
  d. The chi-square test of independence is used to determine whether two variables are related or independent.

Question 2

A researcher correlates self-confidence measures with obesity rates and determines an r value of 0.8. What can the reviewer conclude when evaluating this research?
 
  a. There is a 36 chance that variation in one score is the result of variation in the other score
  b. There is a 64 chance that variation in one score is the result of variation in the other score
  c. There is a 64 chance that variation in one score is the result of variation in something other than the other score
  d. There is a weak correlation between these two variables


Hikerman221

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Reply #1 on: Jul 8, 2018
Answer to Question 1

ANS: D

Answer to Question 2

ANS: B


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