An electronic sign that showed the speed of motorists was installed on a road. The line
plots b...
Mathematics, 21.02.2020 00:00 sammilower04
An electronic sign that showed the speed of motorists was installed on a road. The line
plots below show the speeds of some motorists before and after the sign was installed.
Based on these data, which statement is true about the speeds of motorists after the
sign was installed?
A The mean speed and the range of the speeds of the motorists decreased.
B 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.
D The median speed of the motorists increased and the range of the
speeds decreased.
Answers: 2
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