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a.
Find the density
a.
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Answer to Problem 43E
The random variable
Explanation of Solution
Calculation:
From the given information,
From the Exercise 6.41, the random variable
The given random variable is
Therefore, the mean of
Thus, random variable
b.
Find the probability that the sample mean
b.
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Answer to Problem 43E
The probability that the sample mean
Explanation of Solution
Calculation:
From the given information,
Hence,
Consider,
From the Table 4 in Appendix 3, the area right to 1.25 is 0.1056.
Therefore,
c.
Find the value of
Find the value of
Find the value of
Interpret the results of calculations.
c.
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Answer to Problem 43E
The value of
The value of
The value of
The value of
Explanation of Solution
Calculation:
If
From the Table 4 in Appendix 3, the area right to 1.5 is 0.0668.
Therefore,
If
From the Table 4 in Appendix 3, the area right to 2 is 0.0228.
Therefore,
If
From the Table 4 in Appendix 3, the area right to 2.25 is 0.0122.
Therefore,
Here, the value of
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Chapter 6 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 Hill
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