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Anonymous Anonymous
  • 01-03-2015
  • Mathematics
Answered

The table shows exam scores of students who watched a certain number of hours of television per week:

Hours of TV 1 2 3 4 5 6 7 8 9 10

Exam Score 98 96 95 94 90 85 81 80 75 72


Calculate the correlation coefficient.


-0.99 -0.89 -0.79 -0.69

Verified Answer :

kettboy kettboy
  • 01-03-2015

Okay, the answer is -0.99.

I made an excel spreadsheet for the calculations if you want to view it (attached).

View image kettboy
Answer Link

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