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Calculate the mean of the height of all the students

Calculate the mean of the height of all the students
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2 votes
Calculate the mean of the height of all the students

Calculate the mean of the height of all the students-example-1
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User IBPX
by
8.3k points

1 Answer

4 votes
x/20=151 for boys
y/12=148. for girls

x+y/32=mean height of all students.

(20*151+12*148)/32=mean

Mean=149.875cm
answered
User Andrea Perdicchia
by
7.9k points
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