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# Find the Mean of the Following Data X 19 21 23 25 27 29 31 F 13 15 16 18 16 15 13 - Mathematics

Find the mean of the following data:-

 x 19 21 23 25 27 29 31 f 13 15 16 18 16 15 13
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#### Solution

 x f fx 19 13 247 21 15 315 23 16 368 25 18 450 27 16 432 29 15 435 31 13 403 N = 106 sumfx = 2650

Mean (barx)=(sumfx)/N=2650/106=25

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#### APPEARS IN

RD Sharma Class 10 Maths
Chapter 15 Statistics
Exercise 15.1 | Q 2 | Page 5
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