A range can best be described as which of the following?
A measure of central tendency
The difference between the maximum value and the minimum value in a data set
A tool used to measure the variation of a data set based on the middle 50 percent of the cases
The only measure of variability appropriate for ratio data
Which of the following is characteristic of a normal distribution?
It represents a perfect distribution of data
It generally is skewed with a tail to the right
It is best used to force a desired outcome.
It approximates the distribution of naturally occurring phenomena.
If you earn 50,000 per year and your co-worker in the same job earns 60,000, what percent adjustment do you need to equal your co-worker?
18%
20%
10%
80%
TESTED 04 May 2024
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