Fit a straight line y=a+bx into the given data by Actual Mean Method. What is the value of b?

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answerhappygod
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Fit a straight line y=a+bx into the given data by Actual Mean Method. What is the value of b?

Post by answerhappygod »

x:
10
20
30
40
50


y:
22
23
27
28
30
a) 1.2
b) 0.15
c) 0.21
d) 0.8
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