MATH 221 Week 3 Quiz: Statistics for Decision-Making (v5) | Download for best GRADE
4 views 0 purchase
Course
MATH 221
Institution
Devry University
MATH 221 Week 3 Quiz: Statistics for Decision-Making (v5) 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 v5 | download for best grade
question co 1 the measurements of 100 products from the assembly line show that 99 are correct is this percenta
Written for
Devry University
MATH 221
All documents for this subject (141)
Seller
Follow
ProfGoodlucK
Reviews received
Content preview
MATH 221 Week 3 Quiz: Statistics for Decision-Making (v5)
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
Correct Answer
Population: people who like wild sweaters; Sample: the 385 people who like wildsweaters
Population: people who like wild sweaters; Sample: the 74% that had a wild holidaysweater
Population: people who like wild sweaters: Sample: the 385 people who had a wildholiday
sweater
See text page 3
Question 2
pts
(CO 1) The measurements of 100 products from the assembly line show that 99% arecorrect. Is
this percentage a parameter or a statistic and why?
Statistic as it represents the population
Statistic as it represents the sample
Parameter as it represents the sample
,Parameter as it represents the populationSee
text page 4
Question 3
pts
(CO 1) Classify the data of the heights of ladders produced by a tool company.
Qualitative
Statistics
Quantitative
Classical
See text page 9
Question 4
pts
(CO 1) The data set that lists the temperatures in Albany, NY each day in the month of
February would be classified as what type of data?
Nominal
Ordinal
, Ratio
Interval
See text pages 10-11
Question 5
pts
(CO 1) A data set that includes the values given by customers to determine their level of
satisfaction with their purchases. The scale used is very satisfied, somewhat satisfied, somewhat
dissatisfied, and very dissatisfied. The data of the customer responses wouldbe classified as what
type of data?
Nominal
Ordinal
Interval
Ratio
See text pages 10-11
Question 6
pts
(CO 1) What type of data collection might be best to estimate the amount of timeindividuals spend
socializing?
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.
