Create confidence interval estimate of population variance
10. 3.52 8.87 3.99 3.61 2.33 3.21 0.25 4.94
Use the sample data to construct a 95% confidence interval estimate of the population standard deviation.
To construct a 95% confidence interval estimate of the population variance.
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Use the sample data to construct a 95% confidence interval estimate of the population standard deviation. To construct a 95% confidence interval estimate of the population variance.
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Compute the standard error of the proportion. Calculate the z-statistic. What is the probability of obtaining this value of the z-statistic if the null hypothesis is true?
Hits on a website occur quite infrequently. They occur randomly and independently with an average of 5 per week. Find the probability that the site gets 10 or more hits in a week.
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