anonymous
  • anonymous
Which data sets have a negative correlation? a. The number of visitors at an amusement park and the length of the lines for the rides. c. The temperature and the number of people wearing coats. b. The amount of speed over the speed limit when you get a speeding ticket and the amount of the fine for speeding. d. The distance you live from school and the amount of time it takes to get to school.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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jim_thompson5910
  • jim_thompson5910
let's go through these one by one
anonymous
  • anonymous
alright??
jim_thompson5910
  • jim_thompson5910
as the number of people increase, do the lengths of the lines increase?

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anonymous
  • anonymous
yea
jim_thompson5910
  • jim_thompson5910
so that suggests we have a positive correlation (one variable goes up, the other goes up as well)
jim_thompson5910
  • jim_thompson5910
so choice A is out
anonymous
  • anonymous
k
jim_thompson5910
  • jim_thompson5910
so you need to find one where as one variable goes up, the other goes down
jim_thompson5910
  • jim_thompson5910
or vice versa
anonymous
  • anonymous
is it b?
jim_thompson5910
  • jim_thompson5910
for instance The distance you live from school and the amount of time it takes to get to school is a positive correlation because as the distance goes up, the time goes up as well
jim_thompson5910
  • jim_thompson5910
yes
jim_thompson5910
  • jim_thompson5910
temp goes up ----> # of people wearing coats goes down
anonymous
  • anonymous
oh okay

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