Learn what a null hypothesis is. Discover how to write a null hypothesis, examine the importance of hypothesis testing, and study null hypotheses examples.

Learn about the null hypothesis and the alternative hypothesis. Compare null vs alternative hypothesis examples and study the differences, as well as significance.

Learn how to write a null hypothesis for a given situation, and see examples that walk through sample problems step-by-step for you to improve your statistics knowledge and skills.

The null hypothesis is generally the complement of the alternative hypothesis. Frequently, it is (or contains) the assumption that you are making about how the data are distributed in order to …

Sep 1, 2022 · I understand it's reasonable only to not reject the null hypothesis. But why can we accept the alternative hypothesis? What's the difference?

Feb 3, 2017 · The null hypothesis is usually something specific about parameter values; I'd say the null model would be the null hypothesis plus all the accompanying assumptions under …

Values (on the horizontal axis) that lie under the coloring are evidence against the null hypothesis. Other values--well, it's hard to say what they might mean without taking a more detailed look …

Hypothesis tests compare between two possible hypotheses, a null hypothesis that is a statement of status quo, and an alternative hypothesis that is a statement otherwise.

This is immediate from the definition of the p-value as the probability integral transform of the test statistic using the distribution under the null hypothesis. The conclusion requires that the …

Dec 21, 2020 · I teach introductory statistics to undergraduates and they are often confused with hypothesis testing. In particular, while the rule is we reject the null hypothesis at significance …