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Author Question: If the correlation between X1 and Y is r = 0.40 and the correlation between X2 and Y is r = 0.30, ... (Read 65 times)

karlynnae

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on: Jun 20, 2018
If the correlation between X1 and Y is r = 0.40 and the correlation between X2 and Y is r = 0.30, then a multiple regression equation using both X1 and X2 as predictors will produce R2 = 0.25.
 
  Indicate whether the statement is true or false

Question 2

A researcher administers a treatment to a sample from a population with a mean of m = 60. If the treatment is expected to increase scores and a one-tailed test is used to evaluate the treatment effect, then the null hypothesis states that m 60.
 
  Indicate whether the statement is true or false


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diesoon

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

False

Answer to Question 2

False


karlynnae

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Reply 2 on: Jun 20, 2018
Gracias!

frankwu0507

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Reply 3 on: Yesterday
Excellent

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