Question

fit a straight line trend for the following data by the method of least square and find trend values also estimate the sales of 2010​

Answer 1

Answer:

Trend Equation Y

t

=a + bx

For calculating the values of a and b, we may use the following equations -

∑Y=na+b∑X

∑XY=a∑x+b∑x

2

Substtuting the values given in the question you can get the trend values.

Step-by-step explanation:

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Answer 2

Answer:

I what answers for questions