The Gulf Company believes that the cost of a customer's shipment is determined by the weight of the packages being shipped. To investigate whether this relationship is justifiable, a random sample of 10 customer shipments was selected and the weight in kilograms (kg) and the cost in Omani Rial were recorded. Weight (kg) Cost (OMR) Y 6. 8. 5 9. 11 9. 11 17 27 13 16 8. 18 25 17 21 20 24 a. Perform a regression analysis to estimate the values of Ba and B, of the regression equation Y-Bo + B,X.(7 marks) b. Interpret the values you obtained fer Bo and B1 (6 marks) €. Estimate the cost of a shipment whose weight is 19 kg. (1 mark)
The Gulf Company believes that the cost of a customer's shipment is determined by the weight of the packages being shipped. To investigate whether this relationship is justifiable, a random sample of 10 customer shipments was selected and the weight in kilograms (kg) and the cost in Omani Rial were recorded. Weight (kg) Cost (OMR) Y 6. 8. 5 9. 11 9. 11 17 27 13 16 8. 18 25 17 21 20 24 a. Perform a regression analysis to estimate the values of Ba and B, of the regression equation Y-Bo + B,X.(7 marks) b. Interpret the values you obtained fer Bo and B1 (6 marks) €. Estimate the cost of a shipment whose weight is 19 kg. (1 mark)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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Transcribed Image Text:The Gulf Company believes that the cost of a customer's shipment is
determined by the weight of the packages being shipped. To investigate
whether this relationship is justifiable, a random sample of 10 customer
shipments was selected and the weight in kilograms (kg) and the cost in
Omani Rial were recorded.
Weight (kg) Cost (OMR)
Y
6.
8.
9.
7
11
9.
11
17
27
13
16
8
6.
18
25
17
21
20
24
a. Perform a regression analysis to estimate the values of Bo and B, of the
regression equation Y=Bo + B,X.(7 marks)
b. Interpret the values you obtained fer Bo and B1 (6 marks)
€. Estimate the cost of a shipment whose weight is 19 kg. (1 mark)
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