Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.Two different tests are designed to measure employee productivity and dexterity. Several employees are randomly selected and tested with these results.
A. y = 75.3 - 0.329x
B. y = 10.7 + 1.53x
C. y = 2.36 + 2.03x
D. y = 5.05 + 1.91x
Answer: D
Mathematics
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Graph the circle.(x - 2)2 + (y + 3)2 = 9 
A. 
B. 
C. 
D. 
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Determine if the type of relation is linear, nonlinear, or none.
A. nonlinear B. none C. linear
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Write a general formula to describe the variation.The square of G varies directly with the cube of x and inversely with the square of y; 
when 
and 
A. G2 = 
B. G2 = 
(x3 + y2)
C. G2 = 
D. G2 = 16 
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Use sum-to-product formulas to rewrite the expression as a product.sin 55° - sin 37°
A. 2 cos 46° cos 9° B. 2 cos 46° sin 9° C. 2 sin 46° cos 9° D. -2 sin 46° sin 9°
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