October 28, 2021 - Hypothesis testing is a statistical method used to determine if there is enough evidence in a sample data to draw conclusions about a population.

July 16, 2025 - Further statistical testing, such as p-testing, might be performed to determine the likelihood of a fair coin landing heads up 40 times out of 100. If that likelihood is very low, the researcher would reject the null hypothesis and accept the alternative hypothesis.

October 13, 2015 - Describe the basic logic of null hypothesis testing. Describe the role of relationship strength and sample size in determining statistical significance and make reasonable judgments about statistical significance based on these two factors. As we have seen, psychological research typically involves measuring one or more variables for a sample and computing descriptive statistics for that sample. In general, however, the researcher’s goal is ...