18% of all Americans live in poverty. Round your answers to four decimal places. If 47 Americans are randomly selected, find the probability that a. Exactly 9 of them live in poverty. b. At most 9 of them live in poverty. c. At least 7 of them live in poverty.

18% of all Americans live in poverty. Round your answers to four decimal places. If 47 Americans are randomly selected, find the probability that a. Exactly 9 of them live in poverty. b. At most 9 of them live in poverty. c. At least 7 of them live in poverty.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

18% of all Americans live in poverty. Round your answers to four decimal places. If 47 Americans are randomly selected, find the probability that

a. Exactly 9 of them live in poverty.
b. At most 9 of them live in poverty.
c. At least 7 of them live in poverty.
d. Between 8 and 15 (including 8 and 15) of them live in poverty.

answer all a,b,c,d

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