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A large department store has collected the following monthly data on lost sales revenue due to theft and the number of security guard hours on duty:

Lost Sales Revenue
in Thousands Total Guard Hours
1.0 600
1.4 630
1.9 1000
2.0 1200
1.8 950
2.1 1300
2.3 1350

find out the coefficient of correlation.

coefficient of correlation = 0.0014

coefficient of correlation = 0.3780

coefficient of correlation = 0.955

coefficient of correlation = 0.6785

Statistics and Probability, Statistics

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