The following table gives annual salary (in thousands of dollars) of the mothers and fathers of 10 randomly chosen students at a local elementary school. Šalary in Thousands of Dollars
The following table gives annual salary (in thousands of dollars) of the mothers and fathers of 10 randomly chosen students at a local elementary school. Šalary in Thousands of Dollars
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![3. The following table gives annual salary (in thousands of dollars) of the mothers
and fathers of 10 randomly chosen students at a local elementary school.
Salary in Thousands of Dollars
Mother 5 102 42 55 48
Father 80 80 25 30 150 54 72 76 81 53 72 84 56 0 90
56 52 50 50 53 46 49 58 75 40
a. Form a box plot displaying the mothers' data and a box plot displaying the
fathers' data.
b. What percent of the mothers' incomes are less than $50,000? What
percent of the fathers' incomes are at least $70,000?
c. Are there any outliers in the mothers' incomes? If so, which ones?
Explain (using numbers) how you know these are outliers.
d. Is a father's income of $90,000 considered unusual? Explain your thinking.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5dd62e47-39f9-472a-840b-eb73b6f931b6%2Ff167a533-91a2-46f9-b78d-7320f41c2e14%2Fris2uy_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3. The following table gives annual salary (in thousands of dollars) of the mothers
and fathers of 10 randomly chosen students at a local elementary school.
Salary in Thousands of Dollars
Mother 5 102 42 55 48
Father 80 80 25 30 150 54 72 76 81 53 72 84 56 0 90
56 52 50 50 53 46 49 58 75 40
a. Form a box plot displaying the mothers' data and a box plot displaying the
fathers' data.
b. What percent of the mothers' incomes are less than $50,000? What
percent of the fathers' incomes are at least $70,000?
c. Are there any outliers in the mothers' incomes? If so, which ones?
Explain (using numbers) how you know these are outliers.
d. Is a father's income of $90,000 considered unusual? Explain your thinking.
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