A new mine opened and the number of dump truck loads of material removed was recorded. The table below shows the number of dump truck loads of material removed and the number of days since the mine opened.

Days (since opening)# of dump truck loads6

54

9

78

14

92

17

86

21

121

A least squares regression line was found. Using technology, it was determined that the total sum of squares (SST

) was2349

and the sum of squares of error (SSE

) was329

. Use these values to calculate the coefficient of determination. Round your answer to three decimal places.

Select the correct answer below: