100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
MATH-221 Week 3 Quiz: Statistics for Decision-Making (v6) | Download To Score An A $10.99   Add to cart

Exam (elaborations)

MATH-221 Week 3 Quiz: Statistics for Decision-Making (v6) | Download To Score An A

 3 views  0 purchase
  • Course
  • Institution

MATH-221 Week 3 Quiz: Statistics for Decision-Making (v6) Question: (CO 1) Among 500 people at the concert, a survey of 35 found 28% found it too loud. What is the population and what is the sample? Question: (CO 1) A survey of all 35 employees at a small company finds that 89% of them like the rec...

[Show more]

Preview 3 out of 20  pages

  • July 19, 2022
  • 20
  • 2021/2022
  • Exam (elaborations)
  • Questions & answers
avatar-seller
Week 3: Quiz: Statistics for Decision-Making - 60620




WEEK 3: QUIZ
Due Nov 18 at 11:59pm Questions 30
Available after Nov 26 at 9:47pm Time Limit 120 Minutes Allowed Attempts 3


Instructions
Here is some information about your quiz or exam.

This quiz covers Weeks 1 and 2, Chapters 1, 2 and 3, and Course Objectives (COs) 1, 2
and 3.
This quiz has 30 multiple choice questions worth 2 points each for a total value of 60
points.You have 120 minutes to finish this quiz.
When the time limit is reached you will be exited from the exam.

By submitting this work, I am attesting that it abides by the Student Honor Code.




https://devryu.instructure.com/courses/34277/quizzes/111228 1/19

, Week 3: Quiz: Statistics for Decision-Making - 60620




Question 1 pts

Top
(CO 1) A survey of 128 DeVry statistics students found that 83% read
the announcements each week. What is the population and what is the
sample?




https://devryu.instructure.com/courses/34277/quizzes/111228 2/19

, Week 3: Quiz: Statistics for Decision-Making - 60620


Correct Answer
Population: DeVry statistics students: Sample: 128 DeVry statistics
students



You Answered
Population: DeVry statistics students; Sample: the 83% that read the
announcements weekly




Population: all statistics students reading announcements weekly;
Sample: the 128 DeVry statistics students




Population: all statistics students; Sample: 128 DeVry statistics students




See text page 3




Question 2 pts


(CO 1) The measurements of 100 products from the assembly line show
that 99% are correct. Is this percentage a parameter or a statistic and
why?




Parameter as it represents the sample


Parameter as it represents the population

Correct! Statistic as it represents the sample
Top

Statistic as it represents the population




https://devryu.instructure.com/courses/34277/quizzes/111228 3/19

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller ProfGoodlucK. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $10.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

67163 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$10.99
  • (0)
  Add to cart