DEVRY MATH399 Week 3 Assignment Addition Rules for Probabilities Latest 2019 JULY

MATH399 Applied Managerial Statistics

Week 3 Assignment Addition Rules for
Probabilities

QuestionIf
A and B are events with P(A)=0.8, P(A OR B)=0.87, P(A AND B)=0.23, find P(B).

QuestionSuppose
A and B are mutually exclusive events, and that P(A)=0.09 and P(B)=0.03. Find
P(A OR B).

QuestionIf
A and B are events with P(A)=0.3, P(A OR B)=0.63, P(A AND B)=0.17, find P(B).

QuestionSuppose
A and B are mutually exclusive events, and that P(B)=0.24 and P(A OR B)=0.27.
Find P(A).

QuestionIf
a police officer pulls over someone for speeding, the police officer can either
give a ticket or a warning, so it is impossible for a police officer to give a
ticket and a warning for speeding. If the probability that a police officer
will give a warning for speeding is 0.03, and the probability that a police
officer will give a ticket or a warning for speeding is 0.52, what is the
probability that a police officer will give a ticket for speeding?

QuestionAn
electric company has to track on-time payments and late payments for each
customer each month, so it is impossible for a customer to pay on-time and late
each month. If the probability that a customer pays on-time each month is 0.55,
and the probability that a customer pays late or on-time each month is 0.82,
what is the probability that a customer pays late each month?

QuestionIf
A and B are events with P(A)=0.5, P(B)=0.3, P(A OR B)=0.67, find P(A AND B).

QuestionIf
the probability of a student selling brownies is 0.2, the probability of
selling rootbeer floats is 0.4, and the probability of selling brownies and
rootbeer floats is 0.01, what is the probability of a student selling brownies
or rootbeer floats?

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