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Author Question: The midpoint of the class interval 30 to 34 is _____ . a. 32.5 b. 31.5 c. 31.0 d. ... (Read 269 times)

Mr. Wonderful

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on: Jun 20, 2018
The midpoint of the class interval 30 to 34 is _____ .
 
  a. 32.5
  b. 31.5
  c. 31.0
   d. 32.0

Question 2

A psychologist finds that performance on learning a poem decreases as room temperature increases above 72F. In this instance, learning of the poem and room temperature ______ .
 
  a. are independent
   b. covary
  c. are both independent variables
  d. do not vary


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robbielu01

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

D

Answer to Question 2

B


Mr. Wonderful

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Reply #2 on: Jun 20, 2018
Thank you


robbielu01

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Reply #3 on: Jun 20, 2018
No problem :)


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