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0.95 of confidence find the
A random sample of 90 observations produced a mean that = 25.9 and a standard deviation s =2.4
(a)Find a 95% confidence interval
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asked by
Carol Harper
738 views
Find a confidence interval for ƒÊ assuming that each sample is from a normal population.
a. �P x = 14, ƒÐ = 4, n = 5, 90
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asked by
Richard
751 views
You intend to estimate a population mean with a confidence interval. You believe the population to have a normal distribution.
1 answer
103 views
You intend to estimate a population mean with a confidence interval. You believe the population to have a normal distribution.
1 answer
120 views
You intend to estimate a population mean with a confidence interval. You believe the population to have a normal distribution.
1 answer
56 views
You intend to estimate a population mean with a confidence interval. You believe the population to have a normal distribution.
1 answer
62 views
You intend to estimate a population mean with a confidence interval. You believe the population to have a normal distribution.
1 answer
172 views
Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation σ.
1 answer
122 views
Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation σ.
1 answer
139 views
Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation σ.
1 answer
129 views