The city of Oakdale wishes to see if there is a linear relationship between the temperature and the amount of

electricity used (in kilowatts).

Temperature Kilowatts

(X) (Y)

73 680

78 760

85 910

98 1510

93 1170

83 888

92 923

81 837

76 600

105 1800

Approximately what percentage of the variation in Kilowatts is accounted for by Temperature in this model?

Place your answer, rounded to 1 decimal place, in the blank. Do not use any stray punctuation marks or a percentage sign. For example, 78.9 would be a legitimate entry. ___%