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8 July, 18:14

Indicate which of the following choices best identifies the hypothesis test. The league mean batting average is 0.280 with a known standard deviation of 0.06. The Rattlers and the Vikings belong to the league. The mean batting average for a sample of eight Rattlers is 0.210, and the mean batting average for a sample of eight Vikings is 0.260. There are 24 players on the Rattlers and 19 players on the Vikings. Are the batting averages of the Rattlers and Vikings statistically different?

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  1. 8 July, 22:14
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    Step-by-step explanation:

    Here we found out that the two samples are independent, so we can use independent t test for testing the average batting rattlers and Vikings

    Independent group mean, the population standard deviation and / population variance known.
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