Devry Math 221 Week 4 Homework - Latest

DeVry MATH 221 Week 4 Homework - Latest
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MATH 221 Homework Week 4 - 2015

1. The histograms each represents part of a binomial distribution. Each distribution has the same probability of success, p, but different numbers of trials, n.   Identify the unusual values of x in each distogram.
• N = 4
• N = 8
1. Choose the correct answer below. Use histogram
2. X = 0, x = 1, x = 2, x = 3, and x = 4
3. X = 3 and x = 4
4. X = 0 and x = 1
5. There are no unusual values of x in the histogram
6. X = 7
7. X = 0, x = 1, x = 2, x = 3, and x = 4
8. X = 0 and x = 1
9. X = 0 and x = 1
10. There are no unusual values of x in the histogram

2. The histograms each represents part of a binomial distribution. Each distribution has the same probability of success, p, but different numbers of trials, n.   Identify the unusual values of x in each distogram.
• N = 4
• N = 8
• Choose the correct answer below. Use histogram (a).
1. X = 4
2. X = 0, x =7, and x = 8
3. X = 2
4. There are no unusual values of x in the histogram
• Choose the correct answer below. Use the histogram (b)
1. X =0, x =7, and x = 8
2. X = 4
3. X = 4
4. There are no unusual values of x in the histogram

3. About 80% of babies born with a certain ailment recover fully. A hospital is caring for five babies born with this ailment.   The random variable represents the number of babies that recover fully.   Decide whether the experiment is a binomial experiment.   If it is, identify a success, specify the values of n, p, and q, and list the possible values of the random variable x.
Is the experiment a binomial experiment?
Yes
No
What is a success in this experiment?
Baby doesn’t recover
Baby recovers
This is not a binomial experiment
Specify the value of n.   Select the...