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11 Dec 2021
Given information
A baseball fan wanted to know if there is a difference between the number of games played in a World Series when the American League won the series versus when the National League won the series. From to , the population standard deviation of games won by the American League was , and the population standard deviation of games won by the National League was . Of randomly selected World Series games won by the American League, the mean number of games won was . The mean number of randomly selected games won by the National League was
Step-by-step explanation
Step 1.
The hypothesis testing in the required format as given in the problem is as follows:
The null hypothesis can be stated as follows:
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