DEFORE SIGN INSTALLATION
XX
X
X
10
30
35
Speed (miles per hour)...
Mathematics, 01.02.2021 17:30, gissellebramwell
DEFORE SIGN INSTALLATION
XX
X
X
10
30
35
Speed (miles per hour)
AFTER SIGN INSTALLATION
Х
X
X
X
X
X
X
X
X
20
25
10
35
Speed (miles per hour)
40
Based on these data, which statement is true about the speeds of motorists after the sign was installed?
The mean speed and the range of the speeds of the motorists decreased
The median speed and the range of the speeds of the motorists increased
The mean speed of the motorists decreased and the range of the speeds increased
The median speed of the motorists increased and the range of the spoods decreased
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Answers: 3
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