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Based on a sample of 100 textbooks at the store, you find an average of 92.39 and a standard deviation of 21.2. The point estimate

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Based on a sample of 100 textbooks at the store, you find an average of 92.39 and a standard deviation of 21.2. The point estimate is: (to 3 decimals) The 95 % confidence interval (use z*) is: to (to 3 decimals) Based on this we: O Reject the null hypothesis O Fail to reject the null hypothesis Submit

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