If the mean of the data 3,21,25,17,(×+3),(×-4)is 18,find the value of×using this value of ×find the mode ofthe data
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the mean of the data =3+21+25+17+x+3+x-4/6
18=65+x/6
x+65=18*6
x=108-65
x=43
X+3=43+3=46
x-4=43-4=39
18=65+x/6
x+65=18*6
x=108-65
x=43
X+3=43+3=46
x-4=43-4=39
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