Use the REGRESSION feature on a graphing calculator.Efficiency experts rate employees according to job performance and attitude. The results for several randomly selected employees are given below.
Find the regression line which can be used to predict performance rating if attitude rating is known.
A. y = 92.3 - 0.669x
B. y = 2.81 + 1.35x
C. y = -47.3 + 2.02x
D. y = 11.7 + 1.02x
Answer: D
Mathematics
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Solve the problem.A grain dealer sold to one customer 5 bushels of wheat, 2 of corn, and 3 of rye, for $26.80; to another, 2 of wheat, 3 of corn, and 5 of rye, for $28.30; and to a third, 3 of wheat, 5 of corn, and 2 of rye, for $29.60. What was the price per bushel for corn?
A. $3.42 B. $1.70 C. $4.00 D. $1.20
Mathematics
Provide an appropriate response.The numerator of the rebate fraction is the number of months remaining on a loan.
A. True B. False
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Find the cost for the purchase at the last price if the commission is $4 per bond.Bond: TSBLast Price: 91.125Number Purchased: 70
A. $69,720.00 B. $91,875.00 C. $64,067.50 D. $63,787.50
Mathematics