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Correlation: Calculate the Pearson Correlation Coefficient between Time and Temperature. X Y Gas Usage Temperature XY (kWh) X2 Y2 (F) 24 62 1488 576

Correlation: Calculate the Pearson Correlation Coefficient between Time and Temperature. X Y Gas Usage Temperature XY (kWh) X2 Y2 (F) 24 62 1488 576 3844 28 55 1540 784 3025 32 64 2048 1024 4096 36 65 2340 1296 4225 40 68 2720 1600 4624 44 68 2992 1936 4624 48 69 3312 2304 4761 52 72 3744 2704 5184 56 73 4088 3136 5329 60 79 4740 3600 6241 61 74 4514 3721 5476 62 83 5146 3844 6889 =543 =832 EXY=38672 =26525 EY2-58318 7. What is the correlation coefficient r for time in minutes and temperature? Show work. 8. Draw a scatter plot and describe the relationship (strength and direction).

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