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ui = (xi -A)/h
given
ui = (xi-25)/10
sigma uifi = 20
sigma fi = 100
mean = A + (sigma uifi)*h/sigma fi
= 25+ (20 *10)/100
= 25 +200/100
=25 +2
=27
given
ui = (xi-25)/10
sigma uifi = 20
sigma fi = 100
mean = A + (sigma uifi)*h/sigma fi
= 25+ (20 *10)/100
= 25 +200/100
=25 +2
=27
Anonymous:
Thanks
Answered by
1
Sorry in my last step it should be 25+10(1/5)=25+2=27.
Sorry, for the mistake..........
Sorry, for the mistake..........
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