State the null hypothesis and the alternative hypothesis in symbols for each of the following. 1. A librarian of a school claims that all their grade 8 students read an average of storybooks a month with a standard deviation of 2 books. A random sample of grade students read an average of 12 books a month and a standard deviation of 1 book. TI confidence statement is 059%

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Q: H0: μ ≤ 25 H0: μ > 25 A sample of 40 provided a sample mean of 26.4. The population standard…

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A: Claim : Grade 8 students read an average of 10 storybooks a month

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