If We Are Testing the Difference Between the Means of Two

question 44

Multiple Choice

If we are testing the difference between the means of two normally distributed independent populations with samples of n₁ = 10, n₂ = 10, the degrees of freedom for the t statistic is ________.

• A) 19
• B) 18
• C) 9
• D) 8
• E) 20

---

Definitions:

Block Plus Pointer

A data structure technique that uses blocks for data storage and pointers to link and access those blocks.

Cancel Box

A GUI element, typically a button, that allows users to abort an operation or close a dialog window.

Clear All Button

A feature in software applications that allows users to remove all input or selected items with a single action, often found in forms or interfaces with multiple data entry fields.

Functions List

In programming, a functions list would refer to a collection or library of predefined functions that can be used to perform specific tasks.