Websites targeting keyword confidence intervals

Sandlot Stats covers all the bases, including descriptive and inferential statistic, linear regression and correlation, probability, sports betting, probability distribution functions, sampling distributions,hypothesis testing, confidence intervals, chi-square distribution Sandlot Stats offers information covered in most introductory statistics books, yet is peppered with interesting facts from the history of baseball to enhance the interest of the student and make learning and teaching statistics fun.

Free tools to enable you to perform statistical analysis using Excel. Overcomes Excel's limitations. Plus a step-by-step guide for key statistical tests.

Free on-line calculator that conducts statistical analyses, interprets the results, and makes suggestions for presenting them in reports, journal articles and dissertations.

A large collection of 106 free analytics calculators organized into 29 categories that help you to quickly and easily perform accurate calculations for your analytics project. Formulas and scientific references for each analytics calculator are also provided.

SIGMA Actuarial Consulting Group is a leading provider of property casualty actuarial consulting services such as IBNR reserve analysis, loss projections, and more. SIGMA Actuarial is the first choice for risk management professionals' actuarial needs.