MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The cost of making a batch of a certain product depends on the size of the batch, as shown by the following sample data:

Cost $ 30 70 140 270 530 1010 2000 5100
size of the batch 1 5 10 25 50 100 250 500

a) Fit a straight line to said data, with the least squares method, use the lot size as the independent variable.

b) Find a 95% confidence interval for alfa that can be interpreted as the fixed overhead cost of manufacture.

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