What proportion of accidents involved more than one vehicle

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Reference no: EM133263122

Texting while driving is a problem. Maryland Department of Motor Vehicles commissioned a study and found on average 400 accidents occur on the DC beltway every two weeks. The data is given next:

 

Number of Vehicles Involved in the Accident

Texting while Driving

1

2

3

 

Yes

50

100

20

170

No

25

175

30

230

 

75

275

50

400

a. What proportion of accidents involved more than one vehicle?

b. What proportion of accidents involved texting and a single vehicle?

c. Given that multiple vehicles were involved, what proportion of accidents involved texting?

d. Given that 3 vehicles were involved, what proportion of accidents involved texting?

Reference no: EM133263122

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