A Sample Is Used to Obtain a 95% Confidence Interval

question 21

True/False

A sample is used to obtain a 95% confidence interval for the mean of a population.The confidence interval goes from 78.21 to 87.64.If the same sample had been used to test the null hypothesis that the mean of the population differs from 90,the null hypothesis could be rejected at a level of significance of 0.05.

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Definitions:

Familiar Surroundings

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Dylan Thomas

A Welsh poet and writer known for his unique voice and poetic works, including "Do not go gentle into that good night."