t-Test and Estimation of One Population Mean
A complete guide to the t-test, and the t-estimate of an unknown population mean. The t statistic is used (instead of z) when the population standard deviation (σ) is not given in the question.
A complete guide to the t-test, and the t-estimate of an unknown population mean. The t statistic is used (instead of z) when the population standard deviation (σ) is not given in the question.