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Category > Economics Posted 05 Jun 2017 My Price 4.00

rising price of petroleum

the rising price of petroleum products has led to continually increasing costs to the manufacturer for shipping goods to the market. In a study of shipping costs (Y in dollars) and distance (X in 100 kilometers), a random sample of 9 observations gives the following summarized results. Mean Standard Deviation X mean -20 sd- 5 Y Mean- 80 sd- 25 The correlation coefficient between X and Y is 0.7.

17. What is the estimated shipping cost when the distance is 2200 kilometers? (a) 75 ¥ (b) 87 (c) 95 (d) 103 (e) none of these 

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SuperTutor
(15)
Status NEW Posted 05 Jun 2017 12:06 AM My Price 4.00

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