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What happens to the five-number summary of the Stat 101 data set (see Example 14) if (a)
Chapter 15, Problem 70(choose chapter or problem)
QUESTION:
What happens to the five-number summary of the Stat 101 data set (see Example 14) if (a) two points are added to each score? (b) 10% is added to each score?
Questions & Answers
QUESTION:
What happens to the five-number summary of the Stat 101 data set (see Example 14) if (a) two points are added to each score? (b) 10% is added to each score?
ANSWER:Step 1 of 3
(a)
If two points are added to each score, the order of the student's scores from the worst to the best still remains the same, and the number of students remains the same. Because of that, the locators for the first and third quartiles, and for the median, are still the same. The values have all increased by 2.