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STAT 200 Week 3 Homework Problems

STAT 200 Week 3 Homework Problems: Expert Solutions for Success

4.1.4

A project conducted by the Australian Federal Office of Road Safety asked people many questions about their cars. One question was the reason that a person chooses a given car, and that data is in table #4.1.4 ("Car preferences," 2013).

Table #4.1.4: Reason for Choosing a Car

Safety	Reliability	Cost	Performance	Comfort	Looks
84	62	46	34	47	27

Find the probability a person chooses a car for each of the given reasons.

Answer

Total reasons for choosing a car

= 84+62+46+34+47+27

=300

Probability of choosing safety

= 84/300

=0.28

Probability of choosing reliability

= 62/300

= 0.207

Probability of choosing cost

= 46/300

=0.153

Probability of choosing performance

= 34/300

= 0.113

Probability of choosing comfort

= 47/300

= 0.157

Probability of choosing looks

= 27/300

= 0.09

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STAT 200 Week 3 Homework Problems: Expert Solutions for Success

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