Killgore

30.06.2019 • 

Mathematics

The regression equation relating attitude rating (x) and job performance rating (y) for the employees of a company is ten pairs of data were used to obtain the equation. the same data yield r = 0.863 and what is the best predicted job performance rating for a person whose attitude rating is 77? 80.1 12.6 88.9 90.2

Ответ:

journeyhile5

22.02.2020

Mathematics

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Step 2: (x + 4)(x + 2) = 8

Step-by-step explanation:

x2 + 6x + 8 = 0

x2 + 4x + 2x + 8 = 0

x(x + 4) + 2(x + 4) = 0

(x + 2)(x + 4) = 0

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