Data analytics problems | Business & Finance homework help

  

1. Put the answer to the question in the Quiz.

2. Put all your notes that show how you solved the questions in Word and (or) Excel files (what is applicable). Please, upload Word and Excel files in the shell, created below the Final Exam. Just go back to Module 8 and Find the Assignment  “Final Exam Files Submission”

3 I need everything solved how the work was solved excel

This quiz opened at Sunday, October 21, 2018, 9:00 AM

This quiz will close at Sunday, October 21, 2018, 1:00 PM

Grading method: Highest grade

1.Based on historical data, sales for a particular cosmetic line follow a continuous uniform distribution with a lower limit of $2,500 and an upper limit of $5,000.

A.  What are the mean and standard deviation of this uniform distribution?

B.  What is the probability that sales exceed $4,000?

2. Many people apply for jobs to serve as paramedics or firefighters, yet they cannot complete basic physical fitness standards. A study found that 77% of all candidates for paramedic and firefighter positions were overweight or obese.

A.  What is the expected value and the standard error of the sample proportion derived from a random sample of 100 candidates for paramedic or firefighter positions?

b. What are the expected value and the standard error of the sample proportion derived from a random sample of 200 candidates for paramedic or firefighter positions?

3.The scheduled arrival time for a daily flight from Boston to New York is 9:25 am. Historical data show that the arrival time follows the continuous uniform distribution with an early arrival time of 9:15 am and a late arrival time of 9:55 am.

a. Calculate the mean and the standard deviation of the distribution.

b. What is the probability that a flight arrives late (later than 9:25 am)?

c. Vee Products Company is investigating the possibility of producing and marketing backyard storage sheds.

d. Undertaking this project would require the construction of either   a large or a small manufacturing plant. Vee, of course, has the option of not developing the new product line at all.

e. The market for the product produced—storage sheds—could be either favorable or unfavorable. Probability – 0.6 favorable and 0.40 unfavorable market. 

f. A.Construct a Decision tree,

g. B.Construct  a Decision Table showing market for product produced,

h. C.Calculate Maximax, Maximin and equally likely,

i. D.Construct a Decision Table under uncertainty,

j. E.Determine the expected monetary value (EMV) for each alternative.

4.The mean height of adult men in the u.s is 69.7 inches, with a standard deviation of 3 inches.

(a)A sociologist believes that taller men may be more likely to be promoted to position of leadership, so the mean height µ of male business executives may be greater than the mean height of the entire male population.

(b)A simple random of 100 male business executives has a mean height of 69.9in. Assume that the standard deviation of male executive heights is α=3 inches . Can we conclude that the male business executives are taller on average than the general male population at the α= 0.05 level

5.Scientists want to estimate the mean weight of mice after they have been fed a special diet.  From previous studies, it is known that the weight is normally distributed with standard deviation 3 grams.  How many mice must be weighed so that a 95% confidence interval will have a margin of error of 0.5 grams?

Calculate Your Essay Price
(550 words)

Approximate price: $22

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
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