Thirty present (30%) of pupils in a school travel to school by bus. From a randoms ample of 10 pupils chosen at random, find the probability that (1)Only three travel by bus, (2) Less than three travel by bus

Thirty present (30%) of pupils in a school travel to school by bus. From a randoms ample of 10 pupils chosen at random, find the probability that (1)Only three travel by bus, (2) Less than three travel by bus

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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Thirty present (30%) of pupils in a school travel to school by bus. From a randoms ample of 10 pupils chosen at random, find the probability that

(1)Only three travel by bus,

(2) Less than three travel by bus

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