The following table displays round-trip flight prices from 14 major U.S. cities to Atlanta and Salt Lake
Question:
The following table displays round-trip flight prices from 14 major U.S. cities to Atlanta and Salt Lake City.
Departure City | Round-Trip Cost ($) | |
---|---|---|
Atlanta | Salt Lake City | |
Cincinnati | 339.10 | 569.10 |
New York | 322.60 | 355.60 |
Chicago | 292.60 | 465.60 |
Denver | 340.60 | 220.60 |
Los Angeles | 359.60 | 311.60 |
Seattle | 383.60 | 296.60 |
Detroit | 308.60 | 470.60 |
Philadelphia | 415.60 | 619.40 |
Washington, D.C. | 294.60 | 513.60 |
Miami | 250.60 | 523.20 |
San Francisco | 538.60 | 380.60 |
Las Vegas | 454.60 | 158.60 |
Phoenix | 360.60 | 266.60 |
Dallas | 333.90 | 457.60 |
(a)
Compute the mean price for a round-trip flight into Atlanta and the mean price for a round-trip flight into Salt Lake City. (Round your answers to two decimal places.)
(b)
Compute the range, variance, and standard deviation for the round-trip of cost of flights to Atlanta. (Round your answers to two decimal places.)
range$ variancestandard deviation$
Compute the range, variance, and standard deviation for the round-trip of cost of flights to Salt Lake City. (Round your answers to two decimal places.)
range$ variancestandard deviation$
What does this information tell you about the prices for flights into these two cities?
Social Statistics for a Diverse Society
ISBN: 978-1483333540
7th edition
Authors: Chava Frankfort-Nachmias, Anna Leon-Guerrero