plzz bro or sis solve it
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xi column
5
15
25
35
45
frequency as it is
xifi column
40
15p
300
455
450
total xifi=1245+15p
total fi=43+p
mean=xifi(total)/fi(total)
27=1245+15p/43+p
1161+27p=1245+15p
27p-15p=1245-1161
12p=84
p=84/12
p=7
5
15
25
35
45
frequency as it is
xifi column
40
15p
300
455
450
total xifi=1245+15p
total fi=43+p
mean=xifi(total)/fi(total)
27=1245+15p/43+p
1161+27p=1245+15p
27p-15p=1245-1161
12p=84
p=84/12
p=7
Answered by
2
hiiiiiii friends
here is your answer
hope it helps you
here is your answer
hope it helps you
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