Question

Q.NO 8. From the following data ,calculate Karl pearson'scoefficient of correlation,
X 66, 68, 69, 72, 65, 59, 62, 67, 51, 71
Y 65, 64, 67, 69, 64, 60, 59, 68, 60, 64​

Answer 1

Answer:

Solution ::-

• CP = Rs. 5000

• SP = Rs. 4970

• Loss = CP - SP

• Loss = Rs. 5000 - 4970

• Loss = Rs. 30

_____________

• Profit percent = \dfrac{profit × 100 }{CP}

CP

profit×100

• Profit percent = \dfrac{30 × 100 }{5000}

5000

30×100

• Profit percent = \dfrac{3000 }{5000}

5000

3000

• Profit percent = \dfrac{3\cancel{000} }{5\cancel{000}}

5

000

3

000

• Profit percent = \dfrac{3}{5}

5

3

• Profit percent = Rs. 0.6

____________

Let's explore more::-

CP = cost price

SP = selling price

P = Profit

L = loss

P % = profit percent

L % = loss percent

MP = Marked price