Question

Urban traffic congestion throughout the world has been increasing in recent years, especially in developing countries. The following table shows the number of minutes that randomly selected drivers spent stuck in traffic in various cities on both weekdays and weekends. The data for this problem can also be found in the file traffic. xlsx.
a. Using α = 0.05, is there significant interaction between the city and time of the week?
b. Using a two way ANOVA and α = 0.05, does the city have an effect on the amount of time stuck in traffic?
c. Using a two way ANOVA and α = 0.05, does the time of the week have an effect on the amount of time stuck in traffic?
d. If warranted, determine which means are significantly different using α = 0.05.
e. Construct an interaction plot for the city and the time of the week.


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  • CreatedJuly 28, 2015
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