A random sample of 3 households is selected. The probabilities that certain number of households have a pet dog are listed. prob. of households with a dog P(x) = probability that x households have x (# of households) a dog 0.036 1 0.219 0.444 3 0.301 a) Does this table describe a probability distribution? Give a reason for your answer. Do not simply say yes/no b) What is the mean? Show work
A random sample of 3 households is selected. The probabilities that certain number of households have a pet dog are listed. prob. of households with a dog P(x) = probability that x households have x (# of households) a dog 0.036 1 0.219 0.444 3 0.301 a) Does this table describe a probability distribution? Give a reason for your answer. Do not simply say yes/no b) What is the mean? Show work
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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Transcribed Image Text:A random sample of 3 households is selected. The probabilities that certain number
of households have a pet dog are listed.
prob. of households with a dog
P(x) probability that x households have
%3D
x (# of households)
a dog
0.036
1
0.219
2
0.444
0.301
a) Does this table describe a probability distribution? Give a reason for your answer.
Do not simply say yes/no
b) What is the mean? Show work
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