Marketing: Blood Alcohol Level of Victim
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5.12 The following contingency table of frequencies is based on a 5-year study of fire fatalities in Maryland.
For purposes of clarity, columns and rows are identified by the letters A-C and D-G, respectively.
Blood Alcohol
Level of Victim
A B C
Age 0.00% 0.01-0.09% >0.10%
D 0-19 142 7 6 155
E 20-39 47 8 41 96
F 40-59 29 8 77 114
G 60 or over 47 7 35 89
265 30 159 454
5.13 Using the table in Exercise 5.12, how many victims
were in the category described by:
a. (A and A′)? b. (C or F)?
c. (A′ and G′)? d. (B or G′)?
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Solution Summary
This solution is comprised of detailed calculation of the following:
5.12 The following contingency table of frequencies is based on a 5-year study of fire fatalities in Maryland.
For purposes of clarity, columns and rows are identified by the letters A-C and D-G, respectively.
Blood Alcohol
Level of Victim
A B C
Age 0.00% 0.01-0.09% >0.10%
D 0-19 142 7 6 155
E 20-39 47 8 41 96
F 40-59 29 8 77 114
G 60 or over 47 7 35 89
265 30 159 454
5.13 Using the table in Exercise 5.12, how many victims
were in the category described by:
a. (A and A′)? b. (C or F)?
c. (A′ and G′)? d. (B or G′)?
Solution Preview
a. (A and A′) means victims in category A and victims that are not in category A.
Therefore, there are no victims. In the complement laws, A and A' is ...
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