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Author Question: In a two-factor ANOVA, what is the implication of a significant AxB interaction? A) At least one ... (Read 109 times)

NClaborn

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on: Jun 20, 2018
In a two-factor ANOVA, what is the implication of a significant AxB interaction?
 
  A) At least one of the main effects must also be significant.
  B) Both of the main effects must also be significant.
  C) Neither of the two main effects can be significant.
  D) The significance of the interaction has no implications for the main effects.

Question 2

A jar contains 10 red marbles and 30 blue marbles. A random sample without replacement of n = 3 marbles is selected from the jar. If the first two marbles are both blue, what is the probability that the third marble will be red?
 
  A) 10/37
  B) 10/38
  C) 10/40
  D) 8/38


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soda0602

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

D

Answer to Question 2

B


NClaborn

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Reply 2 on: Jun 20, 2018
:D TYSM

xiazhe

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

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