Math, asked by hemlatahpjain0622, 1 day ago

Find the mean of the following data f 80 - 89 Class: 20 - 29 30-39 40 - 49 50 - 59 60 - 69 70-79 Frequency: 5 7 8 10 14 2​

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Answered by Rajyashri2008
0

Answer:

x =  50 2195 ​  =43.9

Therefore, Mean deviation about Mean,  

∑f ∑f  i

(x  i −M)  =  50 1748.8  = 34.976

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Answered by sukhandichhav
1

Answer:

Hope it's correct thank you

please mark me as a brain lies

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