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  • Calculate the mean for the following distribution x=5,6,7,8,9 f=4,8,14,11,3?

Calculate the mean for the following distribution x=5,6,7,8,9 f=4,8,14,11,3?

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eginarraylMean=dfracsum_ ^ x_if_isum_ ^ f_i\ Rightarrow mean=dfrac(5 imes4)+(6 imes8)+(7 imes14)+(8 imes11)+(9 imes3)4+8+14+11+3 \ \ Rightarrow mean=dfrac20+48+98+88+274+8+14+11+3=7.025endarray

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Deependra Verma

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