Examlex
Define and describe the three types of Internet advertising.
Contingency Table
A table often used in statistics to display the frequency distribution of variables.
Z-Test
This is a statistical test used to determine whether two population means are different when the variances are known and the sample size is large.
Chi-Squared Test
A statistical method applied to ascertain whether a meaningful relationship exists between two variables of categorical nature.
Nominal Data
Data categorized into distinctly named groups without any natural order or ranking among them.
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