Question
Mathematics Question on Statistics
Consider the following data:
| Year | 2008 | 2009 | 2010 | 2011 | 2012 |
|---|---|---|---|---|---|
| Production(In Tons) | 60 | 75 | 80 | 70 | 85 |
| The equation of the straight line trend by the method of least squares is, |
A
y=63+5.6x
B
y=74+4.5 x
C
y=75.3+2.5 x
D
y=95+6.5 x
Answer
y=74+4.5 x
Explanation
Solution
The correct option is (B): y=74+4.5 x