Answer:
x = 6
Step-by-step explanation:
(segment piece) x (segment piece) = (segment piece) x (segment piece)
2*x = 3*4
2x = 12
Divide each side by 2
2x/2 = 12/2
x = 6
To answer (a), we will need to find the Z value for 710 hours and 990 hours.


B) 68% of data lies between one standard deviation of the mean.
850 +70 = 920
850 - 70 = 780
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The Answer is <u><em>7.88</em></u>
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Answer:
Graph A and C
Step-by-step explanation:
Because for every x point there is just one y point.
25=2,500, 278= 27800%, 2.9=290, 3.0=300, 0.67= 67