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16 September, 10:11

Monthly private school tuition based on the average number of weeks in attendance is predicted using the least-square regression line, ŷ = 265.9 + 93.4x, where ŷ represents the predicted monthly expense and x represents the average number of weeks in attendance. A child attends private school an average of 3.5 weeks and has a monthly cost of $595. What is the residual for the child?

A.) - 2.2

B.) 2.2

C.) 3.52

D.) - 3.52

E.) 90.7

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  1. 16 September, 10:39
    0
    2.2

    Step-by-step explanation:

    Substitute 3.5 into the equation for x and simplify the right side to get 592.8. 595 is 2.2 greater than 592.8.
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