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Solved: If boys and girls are equally likely, groups of
Chapter 5, Problem 5CQQ(choose chapter or problem)
QUESTION:
Problem 5CQQ
If boys and girls are equally likely, groups of 400 births have a mean of 200 girls and a standard deviation of 10 girls. Is 185 girls in 400 births an unusually low number of girls?
Questions & Answers
QUESTION:
Problem 5CQQ
If boys and girls are equally likely, groups of 400 births have a mean of 200 girls and a standard deviation of 10 girls. Is 185 girls in 400 births an unusually low number of girls?
ANSWER:Answer:
Step 1:
Given that,If boys and girls are equally likely, groups of 400 births have a mean of 200 girls and a standard deviation of 10 girls.
Here , n = 400,