C207 Data Driven Decision Making
Quiz Questions (Test Study Questions)
and answers rated A+ 2025/2026
For companies to attract and retain their best customers they need a complete portrait of who they are.
To develop this portrait companies turn to? - correct answer ✔analytics
A manufacturer wants to maximize their factory output while specifically minimizing labor costs. What
type of analytics might they employ to achieve this goal? - correct answer ✔prescriptive analytics
What type of data error that occurs in measurement is constant within a data set and is sometimes
caused by faulty equipment or bias? - correct answer ✔systematic
An Educator develops a new standardized test to measure math skills of ninth graders. She has students
in her home state of Ohio take the test. If the test is to be used on a national level, what type of error
might be found in her data? - correct answer ✔measurement bias
A city government is trying to determine the national origins of its recent immigrant population. If a
survey of the immigrant population is conducted in English what type of error might be present in the
data? - correct answer ✔omission
The use of Big Data is increasingly important to businesses in competitive markets. Which of the
following characteristics is not true of big data? - correct answer ✔can be analyzed with traditional
spreadsheets
The Davenport-Kim three-stage model consists of framing the problem, solving the problem, and
communicating results. Which two of the following are part of framing the problem stage? - correct
answer ✔determine the scope of the problem, review of previous findings
, A healthcare provider is researching blood glucose levels before and after exercising. What two
elements should be part of any experimental study such as this? - correct answer ✔treatment
procedures, experimental response
Runners cover 26.2 miles in the Olympics marathon. What level of measurement is this? - correct
answer ✔ratio
What level of measurement is the type of cars produced in Ford factory? - correct answer ✔nominal
What level of measurement is this the 10 best cities in the U.S. to retire in? - correct answer ✔ordinal
What level of measurement are women's dress sizes (2,4,6, etc.)? - correct answer ✔interval
A local school board is studying the impact of a proposed change in testing on math scores. Bias can be
introduced into the study by both students and teachers. Which research technique would eliminate this
type of bias? - correct answer ✔double blind study
A Company's product development team test 3 new car waxes by waxing 5 cars with each wax and then
running them through a car wash. They then record number of washes it takes before the wax begins to
deteriorate. What is the term for the five cars? - correct answer ✔experimental unit
An online retailer selling workout apparel has a large increase in sales during December and declares
that their weekly newspaper ad resulted in higher sales. What misuse of statistics may the retailer have
used in making this decision? - correct answer ✔association and causation
An educator collects eighth grade math scores from a local school and used this data to recommend
curriculum changes for grades 8 - 12. What misuse of statistics may the educator have used in making
this recommendation? - correct answer ✔not a representative sample
Quiz Questions (Test Study Questions)
and answers rated A+ 2025/2026
For companies to attract and retain their best customers they need a complete portrait of who they are.
To develop this portrait companies turn to? - correct answer ✔analytics
A manufacturer wants to maximize their factory output while specifically minimizing labor costs. What
type of analytics might they employ to achieve this goal? - correct answer ✔prescriptive analytics
What type of data error that occurs in measurement is constant within a data set and is sometimes
caused by faulty equipment or bias? - correct answer ✔systematic
An Educator develops a new standardized test to measure math skills of ninth graders. She has students
in her home state of Ohio take the test. If the test is to be used on a national level, what type of error
might be found in her data? - correct answer ✔measurement bias
A city government is trying to determine the national origins of its recent immigrant population. If a
survey of the immigrant population is conducted in English what type of error might be present in the
data? - correct answer ✔omission
The use of Big Data is increasingly important to businesses in competitive markets. Which of the
following characteristics is not true of big data? - correct answer ✔can be analyzed with traditional
spreadsheets
The Davenport-Kim three-stage model consists of framing the problem, solving the problem, and
communicating results. Which two of the following are part of framing the problem stage? - correct
answer ✔determine the scope of the problem, review of previous findings
, A healthcare provider is researching blood glucose levels before and after exercising. What two
elements should be part of any experimental study such as this? - correct answer ✔treatment
procedures, experimental response
Runners cover 26.2 miles in the Olympics marathon. What level of measurement is this? - correct
answer ✔ratio
What level of measurement is the type of cars produced in Ford factory? - correct answer ✔nominal
What level of measurement is this the 10 best cities in the U.S. to retire in? - correct answer ✔ordinal
What level of measurement are women's dress sizes (2,4,6, etc.)? - correct answer ✔interval
A local school board is studying the impact of a proposed change in testing on math scores. Bias can be
introduced into the study by both students and teachers. Which research technique would eliminate this
type of bias? - correct answer ✔double blind study
A Company's product development team test 3 new car waxes by waxing 5 cars with each wax and then
running them through a car wash. They then record number of washes it takes before the wax begins to
deteriorate. What is the term for the five cars? - correct answer ✔experimental unit
An online retailer selling workout apparel has a large increase in sales during December and declares
that their weekly newspaper ad resulted in higher sales. What misuse of statistics may the retailer have
used in making this decision? - correct answer ✔association and causation
An educator collects eighth grade math scores from a local school and used this data to recommend
curriculum changes for grades 8 - 12. What misuse of statistics may the educator have used in making
this recommendation? - correct answer ✔not a representative sample
