Examlex
A nurse has heard of the "digital divide" between people who have access to technology and those who don't.The nurse asks a mentor how this can affect health care.What response by the mentor is most accurate?
Chi-Squared Test
A statistical test used to determine the significant difference between observed frequencies in one or more categories and their expected frequencies.
Test Statistic
A calculated value from sample data used to make a decision on whether to reject the null hypothesis in statistical hypothesis testing.
Population Random Variable
A variable that incorporates the randomness from a population and is used for probability distributions in statistical calculations.
Ch-Squared Distribution
A statistical distribution describing the sum of the squares of variables that follow a standard normal distribution; often used in hypothesis testing.
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