You don't need specialized software to graph something for your small business, such as annual report charts or monthly sales figures. Microsoft Word provides all the tools you need to make an ...

Sample size and power calculations are available for one-sample and two-sample paired and independent designs, when the proposed analysis is construction of confidence intervals of a mean (one-sample) ...

In the estimation of error rates for populations, whose error rate is quite small, the usual assumption of normality can lead to erroneous results. The confidence ...