i will mark you as brainliest please hurry
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dimag kharan ho raha hai mera .. racist ques.. sry ..
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total students= 32
no. of boys = 14
no. of girls = 32-14
= 18
mean height of 14 boys = 1.56 m
sum of height of all boys= (1.56×14 )m
= 21.84 m
mean height of all students = 1.515 m
total height of all students = (1.515 × 32 )m
= 48.48 m
sum of height of all girls = (48.48 - 21.84) m
= 26.64 m
mean height of the girls =( 26.64/ 18 ) m
= 1.48 m [ANSWER]
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hope it helps.. please mark me as a brainliest
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