(a)
The region that has higher maximum speed limits
(a)
Answer to Problem 4CYU
Western States
Explanation of Solution
Given:
The given data is
Calculation:
For Western States, the given data can be written as:
55, 65, 65, 70, 70, 75, 75, 75, 75, 75, 75, 75, 75
For Eastern States, the given data can be written as:
65, 65, 65, 65, 65, 65, 65, 65, 65, 70, 70, 70
Clearly, we can see from the data that the Western States have higher maximum speed limits.
This is so because the maximum speed limits in Western states is 75 and that in Eastern states is only 70.
(b)
The region that has more varied speed limits
(b)
Answer to Problem 4CYU
Western States
Explanation of Solution
Given:
The given data is
Calculation:
For Western States, the given data can be written as:
55, 65, 65, 70, 70, 75, 75, 75, 75, 75, 75, 75, 75
For Eastern States, the given data can be written as:
65, 65, 65, 65, 65, 65, 65, 65, 65, 70, 70, 70
Clearly, we can see from the data that the Western States have more varied speed limits.
Because, for Western states, there are 4 different speed limits i.e. 55, 65, 70 and 75 but for Eastern states, there are only 2 different speed limits i.e. 65 and 70.
Chapter 13 Solutions
Pre-Algebra, Student Edition
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