425 PlaorB)= PA fPL8)-PLAÈD) (1) A college has an undergraduate enrollment of 3500. Of these, 860 are business majors and 1800 are women. Of the business majors, 425 are women. If a college newspaper conducts a poll and selects students at random to answer a survey, find the probability that a selected student is a woman or a business major. In a shipment of 15 room air conditioners, there are 3 with defective thermostats. Two air conditioners will be selected at random and inspected. Find the probability that: a. The first is defective 3/s= 1/5=0.2 b. Both are defective Exactly one is defective. C. Records show that the probability that it rains in our town on a single day is 0.35. If rain on different days constitutes independent events, find the probability that: Rains on neither of two given days. Rains on both of two given days. a. b. C. Rains on exactly one of the two given days.
425 PlaorB)= PA fPL8)-PLAÈD) (1) A college has an undergraduate enrollment of 3500. Of these, 860 are business majors and 1800 are women. Of the business majors, 425 are women. If a college newspaper conducts a poll and selects students at random to answer a survey, find the probability that a selected student is a woman or a business major. In a shipment of 15 room air conditioners, there are 3 with defective thermostats. Two air conditioners will be selected at random and inspected. Find the probability that: a. The first is defective 3/s= 1/5=0.2 b. Both are defective Exactly one is defective. C. Records show that the probability that it rains in our town on a single day is 0.35. If rain on different days constitutes independent events, find the probability that: Rains on neither of two given days. Rains on both of two given days. a. b. C. Rains on exactly one of the two given days.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 6ECP: In Pennsylvania’s Cash 5 game, a player chooses five different numbers from 1 to 43. If these five...
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Transcribed Image Text:425
PlaorB)= PA fPL8)-PLAÈD)
(1)
A college has an undergraduate enrollment of 3500. Of these, 860 are business majors
and 1800 are women. Of the business majors, 425 are women. If a college newspaper
conducts a poll and selects students at random to answer a survey, find the probability
that a selected student is a woman or a business major.
In a shipment of 15 room air conditioners, there are 3 with defective thermostats. Two
air conditioners will be selected at random and inspected. Find the probability that:
a.
The first is defective 3/s= 1/5=0.2
b.
Both are defective
Exactly one is defective.
C.
Records show that the probability that it rains in our town on a single day is 0.35. If rain
on different days constitutes independent events, find the probability that:
Rains on neither of two given days.
Rains on both of two given days.
a.
b.
C.
Rains on exactly one of the two given days.
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