Math, asked by prerna0001, 1 year ago

the mean height of 8 students is 152 CM .Two more students of height 143 CM and 156 CM join the group What is the new mean height. plz help me

Answers

Answered by dhruv777

24

refer the above attachment.
hope it helps....

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Answered by Faisalsayeed

6

Answer:mean height of eight students=152cm

152×8=1216

New Sum=1216+143+156=1515

Total students=10

New mean = 1515\10

= 151.5 cm

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