Question

Someone claims that travel time to work is the same for different income levels. A "random sample" of census data showing the average travel time to work in four different cities is given below; the column heading is the income level. Perform an ANOVA test to evaluate this claim.

What is your calculated f---value? At what level is it significant? Evaluate the claim that travel time to work is the same for different income levels

a) calculate a f---value
b) calculate the degrees of freedom and use f-table to determine the significance
c) Is travel time to work is the same for different income levels?

City	Low Income	Moderate Income	High Income
LA	23.4	24.9	25.7
NYC	14.9	15.9	16.1
Chicago	21.1	22.2	23.1
Houston	25.3	25.9	26.4

Answer 1