Concept explainers
(a)
To calculate the expected number of dog owners who greet their dog first when they arrive home.
(a)
Answer to Problem 8.60E
Explanation of Solution
It follows binomial distribution.
The expected value is:
(b)
To make a table that shows the probability distribution of X = the number of dog owners who greet their dog first when they arrive home.
(b)
Answer to Problem 8.60E
Explanation of Solution
Evaluate at
The table is as:
(c)
To construct a histogram that shows the probability distribution of X and describe.
(c)
Explanation of Solution
The histogram is:
We note that the probability histogram is left skewed because the highest bars are to the right in the histogram.
Chapter 8 Solutions
Statistics Through Applications
Additional Math Textbook Solutions
Statistics: The Art and Science of Learning from Data (4th Edition)
Intro Stats
Introductory Statistics
Statistics for Psychology
Introductory Statistics (2nd Edition)
Intro Stats, Books a la Carte Edition (5th Edition)
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