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Author Question: A heterogeneous sample helps to control the influence of extraneous variables in a study. A) True ... (Read 86 times)

fasfsadfdsfa

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on: Jul 8, 2018
A heterogeneous sample helps to control the influence of extraneous variables in a study.
 
  A) True
  B) False

Question 2

Steps must almost always be taken to evaluate missing data problems. What occurs with a missing completely at random values pattern?
 
  A) Missing values are just a random sample of all cases in the population.
  B) Missing values are just a random subsample of all cases in the sample.
  C) Missingness is related to other variables but not related to the value of the variable that has the missing values.
  D) A pattern in which the value of the variable is missing is related to its missingness.


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ttt030911

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

B

Answer to Question 2

B


fasfsadfdsfa

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

apple

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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