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: The following data shows the cost for word processing job verses time. Time(hours) X Cost($) Y 02 20 05 32 10 51 12 62
: The following data shows the cost for word processing job verses time.
Time(hours) X Cost($) Y
02 20
05 32
10 51
12 62
15 70
(a) Find the equation of regression line(X on Y) to predict the cost of word processing.
(b) Compute the Rank correlation.
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