Concept explainers
a.
Find
a.
Answer to Problem 43E
Explanation of Solution
Calculation:
It is given that 1 out of 20 children in Country U has food allergy and 10 children are randomly selected. The random variable x is defined as the number of children in the sample of 10 who has food allergy.
Here, there are fixed number of trials. That is, n = 10. There are two possible outcomes (child with food allergy and child without food allergy). The outcomes are independent, and the
The probability of success p is obtained as follows:
The binomial probability is
The required probability is obtained as given below:
Thus,
b.
Find
b.
Answer to Problem 43E
The value of
Explanation of Solution
Calculation:
The required probability is obtained as given below:
Thus, the value of
c.
Find
c.
Answer to Problem 43E
Explanation of Solution
Calculation:
The required probability is obtained as given below:
Thus,
d.
Find
d.
Answer to Problem 43E
Explanation of Solution
Calculation:
The required probability is obtained as given below:
Thus,
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Chapter 7 Solutions
Introduction to Statistics and Data Analysis
- Calculus For The Life SciencesCalculusISBN:9780321964038Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.Publisher:Pearson Addison Wesley,