13. 14% of the vehicles driven on a bridge are SUVS. Richard, a toll collector, counts the number of vehicles until the first SUV crosses him. What is the probability he counts: a. At most 3 vehicles b. At least 4 vehicles
13. 14% of the vehicles driven on a bridge are SUVS. Richard, a toll collector, counts the number of vehicles until the first SUV crosses him. What is the probability he counts: a. At most 3 vehicles b. At least 4 vehicles
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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#13 please
Transcribed Image Text:12. From each penalty Christiano Ronaldo takes, he has a 95% chance of scoring. What is the
probability that he:
a. Scores all in his next 10 penalty shots.
b. Fails to score from exactly one of his next 7 shots.
13. 14% of the vehicles driven on a bridge are SUVS. Richard, a toll collector, counts the number of
vehicles until the first SUV crosses him. What is the probability he counts:
a. At most 3 vehicles
b.
At least 4 vehicles
14. In a sample space of 200 left handed batsmen (LHB) and 300 right handed batsmen (RHB), it is
assumed that 0.5% of all LHB and 0.4% of all RHB have trouble playing in-swinger delivery. What
is the probability that exactly 1 batsman in the sample space faces difficulty playing an
in-swinger?
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