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Author Question: A useful method for determining whether a linear function is the appropriate function to describe ... (Read 68 times)

Marty

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on: Jun 24, 2018
A useful method for determining whether a linear function is the appropriate function to describe the relationship between the x and y variable is a residual plot in which the residuals are plotted on the vertical axis and the independent variable is
 
  on the horizontal axis. Indicate whether the statement is true or false

Question 2

Assume that a medical research study found a correlation of -0.73 between consumption of vitamin A and the cancer rate of a particular type of cancer. This could be interpreted to mean:
 
  A) the more vitamin A consumed, the lower a person's chances are of getting this type of cancer.
  B) the less vitamin A consumed, the lower a person's chances are of getting this type of cancer.
  C) the more vitamin A consumed, the higher a person's chances are of getting this type of cancer.
  D) vitamin A causes this type of cancer.


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leahm14

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Reply #1 on: Jun 24, 2018
Answer to Question 1

TRUE

Answer to Question 2

A


Marty

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Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

patma1981

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Reply 3 on: Yesterday
Excellent

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