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what is formula of ci. The mean of the sample. The confidence level is chosen by the investigator.
This proposes a range of plausible values for an unknown parameter for example the mean. Your desired confidence level is usually one minus the alpha a value you used in your statistical test. The confidence interval Excel formula can be extremely useful for financial analysis.
The confidence interval formula in statistics is used to describe the amount of uncertainty associated with a sample estimate of a population parameter.
The confidence interval Excel formula can be extremely useful for financial analysis. The confidence interval Excel formula can be extremely useful for financial analysis. N is the number of observations. Your desired confidence level is usually one minus the alpha a value you used in your statistical test.