Technician a Says That a Foam Buffing Pad Is Cleaned

question 24

Multiple Choice

Technician A says that a foam buffing pad is cleaned with a brush. Technician B says that a polishing foam pad is cleaned with a spur. Who is correct?

• A) A only
• B) B only
• C) Both A and B
• D) Neither A not B

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Definitions:

Population

The entire pool from which a sample is drawn for statistical analysis. It can include people, objects, or events depending on the study.

Variance

Measures the dispersion of a set of data points around their mean; mathematically, it is the average of the squared differences from the Mean.

SSE

Sum of Squared Errors, a measure used in statistics to quantify the discrepancy between the data and an estimation model.

SST

In statistics, SST stands for Total Sum of Squares, which is a measure of the total variance in a dataset, representing the sum of squared differences from the mean.