Math, asked by yashkashri, 3 months ago

A simple sample of heights of 6400 English men has a mean of 170 cm and a S.D of 6.4 cm.

while a simple sample of heights of 1600 Americans has a mean of 172 cm and a S.D. of

6.3 cm. Do the data indicate that Americans are, on average, taller than the English men?​

Answers

Answered by minasj223
2

Answer:

87 is the answer hope this will help you

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