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This is a Statistics Problem

1. An experiment is designed to test the effectiveness of a specific type of gender selection process, using 15 couples trying to have baby girls.

Here is the question: The empirical rule applies to bell-shaped (normal) distributions. Is the binomial probability distribution for this experiment approximately normal? Show with a histogram and explain.

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In classical hypothesis testing you are (typically) only concerned about the distribution of your test statistic under the null hypothesis. Our null hypothesis is that the gender selection methods really have no effect on increasing the probability of having a girl. We can state this by ...

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