Please see attached file for answers

use the following data for questions 1 through 4: 5,12,6,8,5,6,7,5,12,4.

• The median is
• 5
• 6 
• 7
• 8
• None of the above

• The mode is
• 5 
• 6
• 7
• 8
• None of the above

• The mean is
• 5
• 6
• 7 
• 8
• None of the above

• The 75th percentile is
• 5
• 6
• 7
• 8 
• None of the above

Use the following data for questions 5 through 9: 3,5,12,3,2.

• The variance is
• 80
• 4.062
• 13.2
• 16.5 
• None of the above

• The standard deviation is
• 8.994
• 4.062 
• 13.2
• 16.5
• None of the above

• The coefficient of variation is

• 72.66%
• 81.24% 
• 264%
• 330%
• None of the above

• The range is
• 1
• 2
• 10 
• 12
• None of the above

• The interquartile range is
• 1
• 2 
• 10
• 12
• None of the above

10. In a post office, the mail boxes are numbered from 100 to 2300. these numbers
represent
a. qualitative data
b. quantitative data
c. either quantitative or qualitative data
d. since the numbers are sequential, the data is quantitative
e. None of the above answers is correct

 

 

It could be, however, that your course does not consider this last point to be a valid consideration, so it is possible that Choice A is the answer that they are looking for here.

 

11. The process of analyzing sample data in order to draw conclusions about characteristics of a population is called
a. descriptive statistics
b. statistical inference
c. data analysis
d. data summarization
e. None of the above answers is correct

12. In a sample of 1600 registered voters, 912 voters or 57%, approve of the way the President is doing his job.

The 57% approval is an example of
a. a sample
b. descriptive statistics
c. statistical inference
d. a population
e. None of the above answers is correct

13. The sum of the relative frequencies of all classes will always equal
a. the sample size
b. the number of classes
c. one
d. any value larger than one
e. None of the above answers is correct

14. Of five letters (A,B,C,D, and E), two letters are to be selected at random. How many possible selections are there?
a. 20
b. 7
c. 5!
d. 10
e. 22

15. Given that event E has a probability of 0.25, the probability of the complement of event E(E’)
a. cannot be determined with the above information
b. can have any value between zero and one
c. must be 0.75
d. is 0.25
e. None of the above

 

16. Assume your favorite team has 2 games left to finish the season. The outcome of each game can be win, lose or tie. the number of possible outcomes is
a. 2
b. 4
c. 6
d. 8
e. None of the above

17. An experiment consists of tossing 4 coins successively. The number of sample points in this experiment is
a. 16
b. 8
c. 4
d. 2
e. None of the above

18. Two events are mutually exclusive
a. if their intersection is 1
b. if they have no sample points in common
c. if their intersection is 0.5
d. both a and c are correct
e. None of the above

19. The addition law is potentially helpful when we are interested in computing the probability of
a. independent events
b. intersection of two events
c. union of two events
d. conditional events
e. None of the above

20. If a penny is tossed four times and comes up heads all four times, the probability of heads on the fifth trial is
a. 0
b. 1/32
c. 0.5
d. larger than the probability of tails
e. None of the above

21.If P(A) = 0.68, P(B) = 0.97 and P(AUB) =0.71; then P(A intersect B) =
a. 0.6597
b.1.6500
c. 0.6500
d. 0.94
e. None of the above

22. If P(A) = 0.85, P(A intersect B) = 0.72, P(AUB) = 0.66, then P(B) =
a. 0.15
b. 0.53
c. 0.28
d. 0.15
e. None of the above

23. Assume n objects are to be selected from a set of N objects. If the order of selection is important, the counting rule for the number of possibilities is
a. permutation
b. combination
c. either combination or permutation depending on the value of N
d. either combination or permutation depending on the value of n
e. None of the above

24. AMR is a computer consulting firm. The number of new clients they have obtained each month has ranged from 0 to 6. The number of new clients has the probability which is shown below:

 Number of New Clients Probability

0 0.05
1 0.10
2 0.15
3 0.35
4. 0.20
5. 0.10
6 0.05

The expected number of new clients per month is
a. 6
b. 0
c. 3.05
d. 21
e. more than 6

 

25. Z is a standard normal random variable. The P(1.20<=Z<=1.85) equals
a. 0.4678
b. 0.3849
c. 0.8527
d. 0.0829
e. None of the above

26. Z is a standard normal random variable. The P(1.41 < Z < 2.85) equals
a. 0.4772
b. 0.3413
c. 0.8285
d. 0.1359
e. None of the above

27. X is a normally distributed random variable with a mean of 8 and a standard deviation of 4. The probability that x is between 1.48 and 15.56 is
a. 0.0222
b. 0.4190
c. 0.5222
d. 0.9190
e. None of the above

 

 

 

Order a unique copy of this paper
(550 words)

Approximate price: $22

Basic features
  • Free title page and bibliography
  • Unlimited revisions
  • Plagiarism-free guarantee
  • Money-back guarantee
  • 24/7 support
On-demand options
  • Writer’s samples
  • Part-by-part delivery
  • Overnight delivery
  • Copies of used sources
  • Expert Proofreading
Paper format
  • 275 words per page
  • 12 pt Arial/Times New Roman
  • Double line spacing
  • Any citation style (APA, MLA, Chicago/Turabian, Harvard)

Our guarantees

Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.

Money-back guarantee

You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.

Read more

Zero-plagiarism guarantee

Each paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.

Read more

Free-revision policy

Thanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.

Read more

Privacy policy

Your email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.

Read more

Fair-cooperation guarantee

By sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.

Read more

Calculate the price of your order

550 words
We'll send you the first draft for approval by September 11, 2018 at 10:52 AM
Total price:
$26
The price is based on these factors:
Academic level
Number of pages
Urgency
Order your essay today and save 25% with the discount code: COCONUTPlace Order
+