I need help

 Last year, a road construction firm hired 11 new employees. Their ages at hiring are listed below. Find the mean hiring age to one decimal place.
 

23 19 30 33 27 31 58 22 21 26 29Question 1 options:

Don't use plagiarized sources. Get Your Custom Essay on
I need help
Just from $13/Page
Order Essay

a) 

29.1

b) 

28.0

c) 

29.2

d) 

29.0

Question 2 (5 points)

Find the standard deviation for the given data. Round your answer to one more decimal place than the original data.
 

22, 29, 21, 24, 27, 28, 25, 36Question 2 options:

a) 

4.8

b) 

4.2

c) 

2.8

d) 

1.6

Question 3 (5 points)

Find the standard deviation for the given data. Round your answer to one more decimal place than the original data.
 

15, 42, 53, 7, 9, 12, 14, 28, 47Question 3 options:

a) 
29.1
b) 

16.6

c) 

17.8

d) 

15.8

Question 4 (5 points)

The batting averages of the first three batters in the Eureka College women’s softball team lineup are .310,

.301

, and .277. If the first three batters are considered as the “lead-off group,” what is the batting average of the group?Question 4 options:

a) 
.301
b) 

.296

c) 

There’s insufficient information to answer the question.

d) 

None of the above

Question 5 (5 points)

Al and

Joe

are two county sheriff’s deputies assigned to watch for traffic violations. Their arrest and conviction records for May and June are shown below. Who had the higher conviction percentage in June?
 May June  ArrestsConvictionsArrestsConvictionsAl1028040Joe90302012Question 5 options:

a) 
Al
b) 
Joe
c) 

They’re equal.

d) 

You can’t tell by the data available.

Question 6 (5 points)

The number of vehicles passing through a pharmacy drive-up line with two windows during each 15-minute period was recorded. The results are shown below. Find the median number of vehicles going through the line in a fifteen-minute period.
 

16 8 24 22 30 19 18 27 11 15
17 24 26 23 7 25 21 16 20 14Question 6 options:

a) 

19.3

b) 

20.1

c) 

19.5

d) 

19.6

Question 7 (5 points)

The host of a dinner party purchases wine based on the weighted average of clarity (10%), bouquet (5%), friendliness to the palate (5%), storage ability of opened bottles (40%), and price (40%). Suppose that Bone Ranch Wave has scores in these categories of 4, 5, 3, 8, and 9, respectively. What is its rating?Question 7 options:

a) 

5.80

b) 

5.00

c) 

7.60

d) 

None of the previous

Question 8 (5 points)

Suppose that your income is at the 81st percentile of wage earners in the United States. What percent of wage earners make more than you do?Question 8 options:

a) 

19%

b) 

81%

c) 

Can’t be calculated from the information given

d) 
None of the above

Question 9 (5 points)

The federal government requires a car manufacturer to have a minimum miles per gallon (mpg) average over the cars it makes. Suppose that the models and mpg numbers for a manufacturer are Corsair (31 mpg), Futura (

30 mpg

), Retro (37 mpg), and Envy (44 mpg). Twenty percent of the cars sold are Corsairs, 30% are Futuras, 40% are Retros, and 10% are Envys. Find the average mpg for this manufacturer.Question 9 options:

a) 

35.5 mpg

b) 

34.0 mpg

c) 

34.4 mpg

d) 
None of the above

Question 10 (5 points)

Find the mode(s) for the given sample data. 20, 49, 46, 43, 49, 43, 49, 20, 22Question 10 options:

a) 
43
b) 
49
c) 
20
d) 
22

Question 11 (5 points)

The mathematics SAT scores of the seven students in a mathematics seminar are 538, 550, 570, 593, 610, 622, and 634. Suppose the student with the score 634 drops the seminar and is replaced by a student with a score of 600. What will happen to the mean and the median scores of the class?Question 11 options:

a) 

Neither mean nor median will change.

b) 

The median will decrease; the mean won’t change.

c) 

The median won’t change; the mean will decrease.

d) 

Both mean and median will decrease.

Question 12 (5 points)

Al and Joe are two county sheriff’s deputies assigned to watch for traffic violations. Their arrest and conviction records for May and June are shown below. Who had the higher conviction percentage overall?
 May June  ArrestsConvictionsArrestsConvictionsAl1028040Joe90302012Question 12 options:

a) 
Al
b) 
Joe
c) 
They’re equal.
d) 
You can’t tell by the data available.

Question 13 (5 points)

The federal government requires a car manufacturer to have a minimum miles per gallon (mpg) average over the models it makes. Suppose that the mpg numbers for the five models of a manufacturer are 19, 21, 22, 28, and 18, and the government requirement is

27 mpg

. The last of the models is to be redesigned to meet the government requirement. What must the new mpg of this model be to meet the requirement?Question 13 options:

a) 
27 mpg
b) 

29 mpg

c) 
30 mpg
d) 

54 mpg

Question 14 (5 points)

Suppose that there are 400 students in your school class. What class rank is the 20th percentile?Question 14 options:

a) 
80
b) 
40
c) 
20
d) 
None of the above

Question 15 (5 points)

Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be?Question 15 options:

a) 

Symmetric

with little variation

b) 

Symmetric with large variation

c) 

Skewed right

with large variation

d) 

Skewed left

with little variation

Question 16 (5 points)

Find the mode(s) for the given sample data.

7.29

,

7.41

,

7.56

, 7.29, 7.88, 7.99, 7.62Question 16 options:

a) 
7.56
b) 
7.29
c) 

7.577

d) 
7.41

Question 17 (5 points)

A softball player has a batting average of exactly .300 and no more than 60 times at bat. Suppose this player gets 5 hits in her next 6 times at bat. What is the highest possible average she could now have?Question 17 options:

a) 

.500

b) 

.833

c) 

.348

d) 
There’s insufficient information to answer the question.

Question 18 (5 points)

Consider the distribution of heights of all the players in the National Basketball Association. What would you expect the shape of the distribution to be?Question 18 options:

a) 
Skewed right
b) 
Skewed left
c) 
Symmetric
d) 

Multi-peaked

Question 19 (5 points)

The mathematics SAT scores of the seven students in a mathematics seminar are 533, 553, 578, 586, 619, 626, and 633. Suppose that the student with the score 533 drops the seminar and is replaced by a student with a score of 765. What will happen to the mean and the median scores of the class?Question 19 options:

a) 

The mean will increase; the median will be unchanged.

b) 

The median will increase; the mean will be unchanged.

c) 

Neither the mean nor the median will change.

d) 

Both the median and the mean will increase.

Question 20 (5 points)

The grocery expenses for six families were $80.86, $47.74, $57.92, $81.08, $75.18, and $88.08. Compute the mean grocery bill. Round your answer to the nearest cent.Question 20 options:

a) 

$71. 82

b) 

$73.79

c) 

$72.81

d) 

$71.81
Submit Quiz0 of 20 questions saved 

What Will You Get?

We provide professional writing services to help you score straight A’s by submitting custom written assignments that mirror your guidelines.

Premium Quality

Get result-oriented writing and never worry about grades anymore. We follow the highest quality standards to make sure that you get perfect assignments.

Experienced Writers

Our writers have experience in dealing with papers of every educational level. You can surely rely on the expertise of our qualified professionals.

On-Time Delivery

Your deadline is our threshold for success and we take it very seriously. We make sure you receive your papers before your predefined time.

24/7 Customer Support

Someone from our customer support team is always here to respond to your questions. So, hit us up if you have got any ambiguity or concern.

Complete Confidentiality

Sit back and relax while we help you out with writing your papers. We have an ultimate policy for keeping your personal and order-related details a secret.

Authentic Sources

We assure you that your document will be thoroughly checked for plagiarism and grammatical errors as we use highly authentic and licit sources.

Moneyback Guarantee

Still reluctant about placing an order? Our 100% Moneyback Guarantee backs you up on rare occasions where you aren’t satisfied with the writing.

Order Tracking

You don’t have to wait for an update for hours; you can track the progress of your order any time you want. We share the status after each step.

image

Areas of Expertise

Although you can leverage our expertise for any writing task, we have a knack for creating flawless papers for the following document types.

Areas of Expertise

Although you can leverage our expertise for any writing task, we have a knack for creating flawless papers for the following document types.

image

Trusted Partner of 9650+ Students for Writing

From brainstorming your paper's outline to perfecting its grammar, we perform every step carefully to make your paper worthy of A grade.

Preferred Writer

Hire your preferred writer anytime. Simply specify if you want your preferred expert to write your paper and we’ll make that happen.

Grammar Check Report

Get an elaborate and authentic grammar check report with your work to have the grammar goodness sealed in your document.

One Page Summary

You can purchase this feature if you want our writers to sum up your paper in the form of a concise and well-articulated summary.

Plagiarism Report

You don’t have to worry about plagiarism anymore. Get a plagiarism report to certify the uniqueness of your work.

Free Features $66FREE

  • Most Qualified Writer $10FREE
  • Plagiarism Scan Report $10FREE
  • Unlimited Revisions $08FREE
  • Paper Formatting $05FREE
  • Cover Page $05FREE
  • Referencing & Bibliography $10FREE
  • Dedicated User Area $08FREE
  • 24/7 Order Tracking $05FREE
  • Periodic Email Alerts $05FREE
image

Our Services

Join us for the best experience while seeking writing assistance in your college life. A good grade is all you need to boost up your academic excellence and we are all about it.

  • On-time Delivery
  • 24/7 Order Tracking
  • Access to Authentic Sources
Academic Writing

We create perfect papers according to the guidelines.

Professional Editing

We seamlessly edit out errors from your papers.

Thorough Proofreading

We thoroughly read your final draft to identify errors.

image

Delegate Your Challenging Writing Tasks to Experienced Professionals

Work with ultimate peace of mind because we ensure that your academic work is our responsibility and your grades are a top concern for us!

Check Out Our Sample Work

Dedication. Quality. Commitment. Punctuality

Categories
All samples
Essay (any type)
Essay (any type)
The Value of a Nursing Degree
Undergrad. (yrs 3-4)
Nursing
2
View this sample

It May Not Be Much, but It’s Honest Work!

Here is what we have achieved so far. These numbers are evidence that we go the extra mile to make your college journey successful.

0+

Happy Clients

0+

Words Written This Week

0+

Ongoing Orders

0%

Customer Satisfaction Rate
image

Process as Fine as Brewed Coffee

We have the most intuitive and minimalistic process so that you can easily place an order. Just follow a few steps to unlock success.

See How We Helped 9000+ Students Achieve Success

image

We Analyze Your Problem and Offer Customized Writing

We understand your guidelines first before delivering any writing service. You can discuss your writing needs and we will have them evaluated by our dedicated team.

  • Clear elicitation of your requirements.
  • Customized writing as per your needs.

We Mirror Your Guidelines to Deliver Quality Services

We write your papers in a standardized way. We complete your work in such a way that it turns out to be a perfect description of your guidelines.

  • Proactive analysis of your writing.
  • Active communication to understand requirements.
image
image

We Handle Your Writing Tasks to Ensure Excellent Grades

We promise you excellent grades and academic excellence that you always longed for. Our writers stay in touch with you via email.

  • Thorough research and analysis for every order.
  • Deliverance of reliable writing service to improve your grades.
Place an Order Start Chat Now
image

Order your essay today and save 30% with the discount code Happy