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Author Question: The prediction of Y from Variable X would be least accurate when the correlation between X and Y is ... (Read 70 times)

FButt

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on: Jun 20, 2018
The prediction of Y from Variable X would be least accurate when the correlation between X and Y is
 
  a. 75.
  b. .95.
  c. .99.
  d. .80.
  e. 1.00.

Question 2

A researcher investigated the effect of aerobic exercise on depression. He randomly assigned subjects previously identified as depressed to one of three groups. Choose the correct group for each question. Which is the comparison group?
 
  a. aerobic exercises five days per week c. no aerobic exercise.
  b. aerobic exercises three days per week


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kilada

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

A

Answer to Question 2

B


FButt

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Reply 2 on: Jun 20, 2018
Thanks for the timely response, appreciate it

blakcmamba

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Reply 3 on: Yesterday
Wow, this really help

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