Concept explainers
a. Is the shape of this distribution best classified as normal, skewed to the right or skewed to the left?
b. Calculate the mean murder rate per 100.000 residents for the 50 states and Washington. D.C
c. Find the median murder rate per 100.000 residents for the 50 states and Washington. D.C
d. Are the mean and median murder rates consistent with the shape of the distribution that you described in part (a)? Explain your answer
e. The standard deviation for the data is approximately 4.2.If the distribution were roughly normal, what would be the z-score, rounded to one decimal place, for Washington, D.C? Does this seem unusually high? Explain your answer.
Want to see the full answer?
Check out a sample textbook solutionChapter 12 Solutions
Thinking Mathematically, Books a la carte Edition plus MyLab Math with Pearson eText -- Access Card Package (6th Edition)
Additional Math Textbook Solutions
Mathematical Ideas (13th Edition) - Standalone book
Using and Understanding Mathematics: A Quantitative Reasoning Approach (6th Edition)
Finite Mathematics (11th Edition)
MATH IN OUR WORLD (LOOSELEAF)-W/ACCESS
Calculus for Business, Economics, Life Sciences, and Social Sciences (14th Edition)
Discrete Mathematics and Its Applications ( 8th International Edition ) ISBN:9781260091991
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw HillBig Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin Harcourt