Constucting the confidence interval for mean
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The following data values are a simple random sample from a population that's normally distributed with (symbol for variance) o2=4.0:
11,6,8,12 and 13.
Construct and interpret the 90% and 95% confidence intervals for the population mean.
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Solution Summary
The solution describes the steps to construct the confidence intervals in the given case.
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Please refer attached file for missing expressions.
Sample mean= (11+6+8+12+13)/5=10
Population standard deviation= 4^0.5=2
Value of Z for 95% confidence level can be found from Standard ...
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- BEng (Hons) , Birla Institute of Technology and Science, India
- MSc (Hons) , Birla Institute of Technology and Science, India
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