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Pocket allowance of 10 students is Rs.15,20,30,22,25,18,40,50,55 and 65. Find out the average pocket allowance. |
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Answer» Pocket Allowance(R.) (X) 15 20 30 22 25 18 40 50 55 65 \(\sum X = 340\) \(\overline X = \frac{\sum X}N= \frac{X_1 + X_2 + ....+ X_{10}}{10} = \frac{340}{10} = 34\) Average pocket allowance of the 10 students = Rs. 34. |
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