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Author Question: What is one weakness of correlational studies? A) Prevalence of cases B) Incidence of cases C) ... (Read 115 times)

jazziefee

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on: Jul 8, 2018
What is one weakness of correlational studies?
 
  A) Prevalence of cases
  B) Incidence of cases
  C) Relative risk of groups
  D) Self-selection of groups

Question 2

What is a null hypothesis?
 
  A) There is a positive relationship between research variables.
  B) There is a negative relationship between research variables.
  C) There is a false positive relationship between research variables.
  D) There is no relationship between research variables.


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bobsmith

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

D

Answer to Question 2

D


jazziefee

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Reply 2 on: Jul 8, 2018
Wow, this really help

xiaomengxian

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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