MATH 221 Week 3 Quiz: Statistics for Decision-Making (v3) | Highly RATED Paper | DeVry University
4 views 0 purchase
Course
MATH 221
Institution
DeVry University, Chicago
MATH 221 Week 3 Quiz: Statistics for Decision-Making (v3) Question: (CO 1) A survey of 385 people who like wild sweaters found that 74% had a wild holiday sweater. What is the population and what is the sample? Question: (CO 1) The measurements of 100 products from the assembly line show that 99% a...
math 221 week 3 quiz statistics for decision making v3 | highly rated paper | devry university
question co 2 classify these events a study found that people who suffer from stress are more like
Written for
DeVry University, Chicago
MATH 221
All documents for this subject (18)
Seller
Follow
ProfGoodlucK
Reviews received
Content preview
WEEK 3: QUIZ
Due Jan 26 at 11:59pm Points 60 Questions 30
Available after Jan 18 at 11:59pm 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 and 2.
This quiz has 30 multiple choice questions worth 2 points each for a total value of 60 points.
You have 120 minutes (per attempt) to finish this quiz.
You have three attempts, with the best score used in grading.
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/899/pages/student-honor-code) .
ATTEMPT HISTORY
Attempt Time Score
KEPT Attempt 3 37 minutes 54 out of 60
LATEST Attempt 3 37 minutes 54 out of 60
Attempt 2 22 minutes 42 out of 60
Attempt 1 36 minutes 42 out of 60
Score for this attempt: 54 out of 60
Submitted Jan 26 at 6:14pm
This attempt took 37 minutes.
Top
Question 1 pts
, (CO 1) A survey of 385 people who like wild sweaters found that 74% had
a wild holiday sweater. What is the population and what is the sample?
Population: people who like sweaters; Sample: the 74% that had a wild
holiday sweater
Population: people who like wild sweaters: Sample: the 385 people who
had a wild holiday sweater
Correct!
Population: people who like wild sweaters; Sample: the 385 people who
like wild sweaters
Population: people who like wild sweaters; Sample: the 74% that had a
wild holiday sweater
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?
Top
Parameter as it represents the sample
Correct!
Statistic as it represents the sample
, Statistic as it represents the population
Parameter as it represents the population
See text page 4
Question 3 pts
(CO 1) Classify the data of the number of customers at a restaurant.
Classical
Correct!
Quantitative
Statistics
Qualitative
See text page 9
Question 4 pts
(CO 1) The data set that lists the runs scored at each of the weekend’s
baseball games would
Topbe classified as what type of data?
Nominal
The benefits of buying summaries with Stuvia:
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
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
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.
