The following frequency distribution presents the frequency of passenger vehicle
ID: 3205406 • Letter: T
Question
The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. a) (2 pts) Use the information given here to find the relative frequency of each vehicle and complete the last column of the table.
Vehicle Type
Frequency
Relative Frequency
Motorcycle
34
Sedan
123
SUV
98
Truck
66
Minivan
79
What type of graph would best represent the frequency data? Circle your choice.
Pie Chart Bar Graph Histogram Stemplot Boxplot
Vehicle Type
Frequency
Relative Frequency
Motorcycle
34
Sedan
123
SUV
98
Truck
66
Minivan
79
Explanation / Answer
As the data is comsposed of frequency data across type of vehicles, best way of representation is a :
Pie chart.
a. Total frequency = 34+123+98+66+79 = 400
Relative frequency is given by:
Frequency
Relative Frequency
Motorcycle
34
= 34/400 = 0.085
Sedan
123
= 123/400 = 0.3075
SUV
98
= 98/400 = 0.245
Truck
66
= 66/400 = 0.165
Minivan
79
= 79/400 = 0.1975
Vehicle TypeFrequency
Relative Frequency
Motorcycle
34
= 34/400 = 0.085
Sedan
123
= 123/400 = 0.3075
SUV
98
= 98/400 = 0.245
Truck
66
= 66/400 = 0.165
Minivan
79
= 79/400 = 0.1975
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