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...


The Gulf Company believes that the cost of a customer's shipment is<br>determined by the weight of the packages being shipped. To investigate<br>whether this relationship is justifiable, a random sample of 10 customer<br>shipments was selected and the weight in kilograms (kg) and the cost in<br>Omani Rial were recorded.<br>Weight (kg) Cost (OMR)<br>Y<br>6.<br>8.<br>9.<br>7<br>11<br>9.<br>11<br>17<br>27<br>13<br>16<br>8<br>6.<br>18<br>25<br>17<br>21<br>20<br>24<br>a. Perform a regression analysis to estimate the values of Bo and B, of the<br>regression equation Y=Bo + B,X.(7 marks)<br>b. Interpret the values you obtained fer Bo and B1 (6 marks)<br>€. Estimate the cost of a shipment whose weight is 19 kg. (1 mark)<br>

Extracted 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)

Jun 04, 2022
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