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Concept explainers
(a)
To explain:
The statement:
‘The first four kids were all the boys, so the next will probably be a girl’.
(a)
![Check Mark](/static/check-mark.png)
Answer to Problem 21E
The statement states that after having four children would be not a girl. The fifth child would be either a girl or a boy.
Hence, the statement is wrong.
Explanation of Solution
Given information:
The probability of each one:
In this situation, there are chances of having a female child and a male child. It’s asked to check out the validity of the statement.
Having a male child is independent of having a female child.
The statement states that after having four children would be not a girl. The fifth child would be either a girl or a boy.
Hence, the statement is wrong.
(b)
To calculate:
The probability of having four male children and then female child
(b)
![Check Mark](/static/check-mark.png)
Answer to Problem 21E
The probability of having four male children and then female child is
Explanation of Solution
Given information:
Formula used:
Where,
For binomial experiment, the probability of exactly
Put the values in the formula:
The answer is
(c)
To graph:
The histogram of probability distribution
(c)
![Check Mark](/static/check-mark.png)
Answer to Problem 21E
The histogram of the probability distribution:
Graph: Histogram
Explanation of Solution
Given information:
Interpretation:
Put the values in the formula:
The histogram of the probability distribution:
Graph: Histogram
The histogram of the probability distribution is shown as above.
Chapter 10 Solutions
Big Ideas Math A Bridge To Success Algebra 2: Student Edition 2015
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education
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