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Concept explainers
a.
Find the value of z0 such that
a.
![Check Mark](/static/check-mark.png)
Answer to Problem 59E
The value of z0 such that
Explanation of Solution
Calculation:
The value of z0 such that
In general, the standard
From Table 4: Appendix 3, Standard Normal Probabilities (Cumulative z Curve Areas), the following is obtained:
- Locate the area 0.5000 From Table 4: Appendix 3.
- Move left until the first column and note the values as 0.0.
- Move upward until the top row is reached and note the values as 0.00.
The value of z0 such that
b.
Find the value of z0 such that
b.
![Check Mark](/static/check-mark.png)
Answer to Problem 59E
The value of z0 such that
Explanation of Solution
Calculation:
In general, the standard normal distribution has
Here, the following is obtained:
Use Table 4: Appendix 3, Standard Normal Probabilities (Cumulative z Curve Areas) to obtain the following:
- Locate the area 0.8643 in Table 4: Appendix 3.
- Move left until the first column is reached and note the value as 1.1
- Move upward until the top row is reached and note the value as 0.0.
The value of z0 such that
c.
Find the value of z0 such that
c.
![Check Mark](/static/check-mark.png)
Answer to Problem 59E
The value of z0 such that
Explanation of Solution
Calculation:
In general, the standard normal distribution has
Here,
Use Table 4: Appendix 3, Standard Normal Probabilities (Cumulative z Curve Areas) to obtain the following:
- Locate the area 0.05 in Table 4: Appendix 3.
- Move left until the first column is reached and note the value as 1.6
- Move upward until the top row is reached and note the value as 0.04 and 0.05
The required value is as follows:
The value of z0 such that
d.
Find the value of z0 such that
d.
![Check Mark](/static/check-mark.png)
Answer to Problem 59E
The value of z0 such that
Explanation of Solution
Calculation:
In general, the standard normal distribution has
Here,
Use Table 4: Appendix 3, Standard Normal Probabilities (Cumulative z Curve Areas) to obtain the following:
- Locate the area 0.005 in Table 4: Appendix 3.
- Move left until the first column is reached and note the value as 2.5
- Move upward until the top row is reached and note the value as 0.07 and 0.08
The required value is as follows:
The value of z0 such that
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Chapter 4 Solutions
Mathematical Statistics with Applications
- Calculus For The Life SciencesCalculusISBN:9780321964038Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.Publisher:Pearson Addison Wesley,Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw HillAlgebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage
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