What Is the Pooled Variance for the Following Two Samples $n=8$

question 66

Multiple Choice

What is the pooled variance for the following two samples? Sample 1: $n=8$ and $\mathrm{SS}=168 \\$ Sample $2: \mathrm{n}=6$ and SS $=120$

• A) 7
• B) \( \sqrt{7} \)
• C) \( 20.57 \)
• D) 24

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Definitions:

Direction

The course along which an object moves or along which it lies or faces, typically in relation to the point of observation.

Magnetic Pole

One of two ends of a magnet where the magnetic field is strongest, commonly labeled as north and south poles.

Time Differences

Variations or intervals between times, often used to compare durations or to calculate the delay between events.

Locked-Rotor Starting

A condition in electric motors where the rotor is not allowed to rotate while full starting current is applied, used to analyze the starting torque and current of motors.