What Is the Pooled Variance for the Following Two Samples

question 14

Multiple Choice

What is the pooled variance for the following two samples?

• A)7 Sample 1: n = 8 and SS = 168
• B)√7 Sample 2: n = 6 and SS = 120
• C)20.57
• D)24

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Definitions:

Physical Coordination Skills

Abilities that involve the use of the body's muscles in a synchronized manner to perform tasks efficiently and effectively.

Experimental

Experimental refers to a method or approach characterized by conducting controlled tests or trials to explore hypotheses and observe outcomes.

Random Assignment

A method used in experiments to equally distribute participants across various group treatments, ensuring that each group is statistically similar at the start.

Manipulating Factors

Variables that researchers deliberately change or manipulate in an experiment to see if they have an effect on some other variable.