Which Job Role Works on Site, Closely Interacting with Users

question 20

Multiple Choice

Which job role works on site, closely interacting with users, and is responsible for ongoing PC maintenance?

• A) PC support technician
• B) PC service technician
• C) Bench technician
• D) Help-desk technician

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Definitions:

Normally Distributed

Describing a distribution that follows a normal curve, with most observations clustering around the mean and tapering off symmetrically towards the extremes.

Sign Test

A non-parametric test used to evaluate the difference between the median of a paired sample and a hypothesized value.

Identical Medians

The statistical assessment that two or more groups have the same median value in their data distributions.

Identical Probability Distributions

Probability distributions that are exactly the same in terms of their statistical properties such as mean, variance, and skewness.