Confidence interval for variance and standard deviation
Describe a grouped frequency distribution; Percentile and rank
July 9, 2019Calculating probability of sample proportion
July 9, 2019The percentage rates of home ownership for 8 randomly selected states are listed below. Estimate the population varianceand standard deviationfor the percentage rate of home ownership with 99% confidence level.
66.0 75.8 70.9 73.9 63.4 68.5 73.3 65.9
I am attempting to confirm my calculations.
The solution provides excel explanations how to find out the confidence interval for the variance and standard deviation.
