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 = 10.7 + 1.53x
B. y = 5.05 + 1.91x
C. y = 75.3 - 0.329x
D. y = 2.36 + 2.03x
Answer: B
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Use braces to write the members of the set, or state that the set has no members.The whole numbers greater than 3 and less than 7
A. {4, 5, 6} B. {3, 4, 5, 6, 7} C. {4, 5, 6, 7} D. {3, 4, 5, 6}
Simplify the expression.-2(8x + 4) + 6(10x + 4)
A. -24x B. 44x + 4 C. 6x + 2 D. 44x + 16
The graph of a function f is given. Use the graph to answer the question.Find the numbers, if any, at which f has a local maximum. What are the local maxima?
A. f has a local maximum at x = 0; the local maximum is 1 B. f has a local maximum at x = -? and ?; the local maximum is -1 C. f has no local maximum D. f has a local maximum at -?; the local maximum is 1
Change the word statement to an equation. Use x as the variable.Twice a number less 9 equals 3.
A. 2(x - 9) = 3 B. 9 - 2x = 3 C. 2x - 9 = 3