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Author Question: Which of the following research designs, if conducted correctly without the influence of extraneous ... (Read 112 times)

lindiwe

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on: Jun 20, 2018
Which of the following research designs, if conducted correctly without the influence of
  extraneous variables, would allow you to make cause-and-effect conclusions?
 
  A) quasi-experimental
  B) two-group design with random assignment and IV manipulation
  C) ex post facto study
  D) B and C only
  E) all of the above because there is an IV

Question 2

This nonparametric test is used when you have ordinal data and two correlated groups.
 
  A) rank sums test
  B) Kruskal-Wallis H Test
  C) Mann-Whitney U Test
  D) chi-square test for two levels of a single nominal variable
  E) Wilcoxon T Test


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brittrenee

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

B

Answer to Question 2

E


lindiwe

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Reply #2 on: Jun 20, 2018
Thank you!


brittrenee

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Reply #3 on: Jun 20, 2018
Happy to help


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