Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B2

Chapter

Probability Distributions

Question:

Choose the following data:

 Year

 2008 

 2009 

 2010 

 2011 

 2012 

 Production (in tons) 

9

17

23

29

40

A straight line trend by the method of least squares is:

Options:

$y=7.4+23.6 x$

$y=24+7.4 x$

$y=23+9.6 x$

$y=23.6+7.4 x$

Correct Answer:

$y=23.6+7.4 x$

Explanation:

The correct answer is Option (4) → $y=23.6+7.4 x$