5.2.3 – Probability of In/Dependent Events
MyStatLab
Pearson
Given the probability of A, P(A), and the probability of B, P(B)… find the probability of A or B if disjoint.
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Your numbers will vary.
Given the probability of A, P(A), and the probability of B, P(B)… find the probability of A or B if disjoint.
Your numbers will vary.
Car Inspections. Asks to find the probability the car passes, doesn’t pass, both cars pass, and at least one passes.
Your numbers will vary.
The % of marketing majors is given, two chosen, and the probability is asked for the first being marketing, not marketing, both marketing, at least one marketing.
Your numbers will vary.
They give you a contingency table showing registered voters’ opinions on global warming. Asks you to use the table to find the probability that a randomly chosen voter is a republican and thinks global warming is a serious issue. Then asks you to find the probability that a randomly chosen voter is a republican given that they believe global warming is a serious issue. Lastly asks you to find P(Serious Concern|Democratic).
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Asks to find probability any driver detained, chance a driver detained had been drinking, and to find the chance a driver released had been actually been drinking.
Your numbers will vary.
You are given the probability of a person with green eyes. They tell you X amount of people are randomly selected (independent) and then ask you for the probability that at least one has green eyes.
Your numbers will vary.
They give you a group of people with red hair, blonde hair, and brunette hair. They ask you to randomly select two students without replacement, and find the probability of both being red heads.
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They give you the probability of P(A) and they give you the probability of P(B), then ask you the probability of (A or B) if both are independent.
Your numbers will vary.
Talks about a cable company offering HD cable. The company wishes to have over-the-phone service issues resolved within 30 minutes and has been monitoring these calls for the past 3 months. You’re given a table with this data and are asked to find the probability of the problem is resolved within 30 minutes OR internet relates. Also, other probabilities are provided.
Your numbers will vary.
They give you a group of male and female students and ask what the probability of exactly one male being selected without replacement. Also provided is the probability of no males selected and both males selected.
Your numbers will vary.