Statistics Essentials For Dummies : This practical guide sticks to the point with discrete explanations of essential concepts taught in a typical first semester statistics course. From graphs and confidence intervals to regression and hypothesis testing, the nitty-gritty information presented here is perfect to use in studying for exams, doing homework, or as a quick reference. Get a handle on charts, graphs, and descriptive stats from standard deviations to correlations. Understand the probabilities for the normal, binomial, and t. Handle hypothesis tests, confidence intervals, regression, and two-way tables with ease. Get the lowdown on sampling distributions and the Central Limit Theorem. Discover the many experiments, surveys, and tests you'll encounter in statistics.
|Matemáticas||Probability & Statistics|