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Hours 342 426 317 545 264 451 1049 631 512 266 492 562 298 Apartments Rent 950 1600 1200 1500 950 1700 1650 935 875 1150 1400 1650 2300 1800 1400

The city of Oakdale wishes to see if there is a linear relationship between the temperature and the amount of electricity used (in kilowatts). Based on the data in the table below, is there a significant linear relationship between temperature and the amount of electricity used? These data are also available in the excel workbook data.xls attached.

Temperature (x) 73 78 85 98 93 81 76 105
Kilowatts (y) 680 760 910 1510 1170 837 600 1800

A. Yes, the sample correlation coefficient is equal to 0.981, which provides evidence of a significant linear relationship.
B. Yes, the sample correlation coefficient is equal to 0.878, which provides evidence of a significant linear relationship.
C. No, the sample correlation coefficient is equal to 0.098, which does not provide evidence of a significant linear relationship.
D. No, the sample correlation coefficient is equal to 0.981, which does not provide evidence of a significant linear relationship.
Hours 342 426 317 545 264 451 1049 631 512 266 492 562 298
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Dear Student, Solution: Yes, the sample correlation... View the full answer

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