The Z-Test Approximation to the Wilcoxon Rank Sum Test for Comparing

question 2

Short Answer

The z-test approximation to the Wilcoxon rank sum test for comparing two independent samples is used whenever both sample sizes are at least ____________________.

---

Definitions:

Aggregate Function

In programming and database management, a function that performs a calculation on a set of values and returns a single value.

Mathematical Expression

A combination of numbers, symbols, and operators that represent a specific value or relationship.

Group Records

The operation of organizing data records into categories or groups based on shared characteristics in database management.

Total Row

A feature in spreadsheet software that allows for the automatic calculation of the sum, average, or other statistics for columns of numbers.