True of False: Statistics is used to prove claims.
1 False
. What are Variables?
Variables are
2 measurable
. characteristics
that can vary in
- Temperatur
value.
e
3. What type of scale is used when labeling or
using categories?
4. True or false: it is generally feasible to
collect data from every member of a
population
5. Which of the following are examples of
ordinal vari- ables? Select all that apply.
- Shirt sizes
- college major
- places in a marathon (1st, 2nd, 3rd)
,My answer: Variables are ditterent types of data in an experiment
(used to classify the type of data being collected)
This would be qualitative data and the SCALE would be nominal! Ex:
blood type, college majors, room numbers
FALSE! unless the target of a particular research study is comprised of
a small population, it is usually not practical or sensible to attempt
to reach every member within a popula- tion
-shirt sizes, places in a marathon Explanation: or- dinal is used for
qualita- tive variables and includes ranking in size or mea-
, CNSL 503 Final Exam
Study online at https://quizlet.com/_gb1zqn
sure (does not
indicate how much
6. When a variable can contain negative the data ditter)
values, what type of scale is most An interval scale
appropriate? Why? because variables
containing neg- ative
values do not have an
absolute zero. Note:
this is quantitative
data
7. When is it most appropriate to use a ratio scale? A ratio scale is used
when
a variable has an
absolute zero (Ex:
height, weight, exam
scores, GPA)
Note: this is
quantitative data
8. True or false: statistics are used to TRUE!
communicate re- sults but can be used to
mislead individuals
Quantitative Ex: test
9. Provide an example of quantitative variable scores, reaction time,
and an example of a qualitative variable er- ror number, vital
signs, temperature
Qualitative Ex: sex,
college major, eye
color, blood type,
shirt size
, 10. How are sample and population related? A population includes
every member within
a particular group,
whereas a sample is a
smaller sub-