Author Question: You are given the following sample data for two variables: Y X 10 100 8 110 12 90 15 200 16 ... (Read 63 times)

Deast7027

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You are given the following sample data for two variables:
 
  Y X
  10 100
  8 110
  12 90
  15 200
  16 150
  10 100
  10 80
  8 90
  12 150
 
  The sample correlation coefficient for these data is approximately r = 0.755.
   Indicate whether the statement is true or false

Question 2

A survey was recently conducted in which males and females were asked whether they owned a laptop personal computer. The following data were observed:
 
  Males Females
  Have Laptop 120 70
  No Laptop 50 60
 
  Given this information, the sample size in the survey was 300 people.
   Indicate whether the statement is true or false



ryansturges

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Answer to Question 1

FALSE

Answer to Question 2

TRUE



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