a. What is the mean commute time for these 45 cities?

b. What is the median commute time for these 45 cities?

c. What is the variance and standard deviation of commute times for these 45 cities?

d. What is the third quartile of commute times for these 45 cities?

e. What is the 29th percentile of commute times for these 45 cities?

f. If I randomly sample one city from this group (consider these 45 the 'population' if you will) then what is the probability that the city I select will have a commute time greater than 30 minutes?

g.If I randomly sample two cities from this group (consider these 45 the 'population' if you will) then what is the probability that both the cities I select will have a commute time greater than 30 minutes?

h.If I randomly sample two cities from this group (consider these 45 the 'population' if you will) then what is the probability that at least one of the cities I select will have a commute time greater than 30 minutes?

City	Time (minutes)
Albuquerque	22.4
Atlanta	29.0
Baltimore	33.1
Birmingham	20.8
Boston	34.5
Charlotte	25.8
Chicago	39.5
Cincinnati	27.6
Cleveland	29.1
Columbus	24.4
Dallas	27.5
Denver	29.0
Detroit	31.1
Frankfurt	22.4
Fresno	24.1
Galveston	21.2
Greenville	21.1
Indianapolis	29.8
Jacksonville	26.5
Kansas City	24.4
Las Vegas	28.6
Los Angeles	37.4
Louisville	22.2
Memphis	26.5
Miami	31.6
Minneapolis	24.6
New Orleans	33.3
New York	44.5
Oklahoma City	21.9
Orlando	26.4
Philadelphia	35.5
Phoenix	27.2
Pittsburgh	26.6
Portland	26.4
Providence	25.5
Richmond	28.5
Sacramento	26.6
Salt Lake City	21.1
San Diego	25.5
San Francisco	34.4
Seattle	29.8
St. Louis	28.5
Tucson	26.4
Tulsa	20.0
Washington, D.C.	36.5