1. If the mean is used to determine Nathan's salary, he should choose Company A.
2. If the median is used to determine Nathan's salary, he should choose Company A.
3. The center of the data for Company B is more accurately described by the Median because the data is not uniformly scattered and has extreme values or outliers.
The Mean is the average value obtained after adding up a set of values and dividing the result by the number in the set.
The Median represents the middle value in an ordered list from smallest to largest.
Salaries Company A Company B
Year 1 10 10
Year 2 20 20
Year 3 30 70
Year 4 40 30
Year 5 50 40
Year 6 60 50
Year 7 70 60
Total 280 280
Mean 40 40
Median 40 35 (30 + 40)/2
Thus, Nathan should choose Company A whether the Mean or the Median is used to determine Nathan's salary.
Learn more about computing the mean and the median values at https://brainly.com/question/14202747
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