7.8 Are boys and girls equiprobable? In Carcelle-le-Grignon at the end of the eighteenth century, there were 2009 births. There were 983 boys and 1026 girls. You can regard this as a fair random sample (with replacement, though try not to think too hard about what that means) of births. Assess the evidence against the hypothesis that a boy is born with probability exactly 0.5.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 15CR
Question

Whenever the question asks to assess the evidence against a claim, you must:

• write the p-value in terms of a definite integral
• evaluate the p-value using software (Python or tool such as Wolfram Alpha) • state whether or not you reject the claim

7.8 Are boys and girls equiprobable? In Carcelle-le-Grignon at the end of the eighteenth century, there were 2009 births.
There were 983 boys and 1026 girls. You can regard this as a fair random sample (with replacement, though try not to think
too hard about what that means) of births. Assess the evidence against the hypothesis that a boy is born with probability
exactly 0.5.
Transcribed Image Text:7.8 Are boys and girls equiprobable? In Carcelle-le-Grignon at the end of the eighteenth century, there were 2009 births. There were 983 boys and 1026 girls. You can regard this as a fair random sample (with replacement, though try not to think too hard about what that means) of births. Assess the evidence against the hypothesis that a boy is born with probability exactly 0.5.
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