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CHAPTER 1 ASSIGNMENT
WHAT IS STATISTICS?
Name ___________________________________ Section __________ Score _________
Part I Classify the following sets of data as qualitative or quantitative.
_______________ 1. The religious affiliations of college students
_______________ 2. The height of each member of a basketball team
_______________ 3. Students’ scores on the first statistics exam
_______________ 4. The color of new S!’s on a car lot
_______________ 5. The lym#ic track and field

Transcript

CHAPTER 1 ASSIGNMENTWHAT IS STATISTICS?
Name ___________________________________ Section __________Score _________
Part I
Classify the following sets of data as qualitative or quantitative. _______________
1
.The religious affiliations of college students _______________
2
.The height of each member of a basketball team _______________
3
.Students’ scores on the first statistics exam _______________
4
.The color of new S!’s on a car lot _______________
5
.The lym#ic track and field world records$ such as the time for thestee#lechase.
Part II
Classify the following sets of data as continuous or discrete. _______________
6
.The number of students enrolled in an accounting class _______________
7
.The number of %eneral &lectric microwaves sold by 'ome (e#ot last month _______________
8
.The acceleration time of an automobile _______________
9
.The tem#erature of a refrigerator _______________
10
.The number of #eo#le aboard a commercial air#lane
Part III
)dentify the measurement scale as nominal$ ordinal$ interval$ or ratio for each of thefollowing. _______________
11
.the tem#erature readings in *ashington$ (.C. _______________
12
.brand of la#to# com#uter _______________
13
.college ma+or _______________
14
.military rank _______________
15
.number of vehicles #roduced _______________
16
.time required to download a com#uter file _______________
17
.order of finish in the ,-- )ndiana#olis /-- auto race _______________
18
.the color of the students’ hair in your statistics class
Chapter 1What is Statistics?
1
_______________
19
.Scholastic 0#titude Test 1S.0.T.2 scores for incoming freshmen _______________
20
.number of #eo#le at a board of directors meeting
Part IV
Select the correct answer and
write the a##ro#riate letter in the s#ace #rovided
.
______
21
.The collection of all #ossible individuals$ ob+ects$ or measurements is called
a
.a sam#le.
b
.a ratio measurement.
c
.an inference.
d
.a #o#ulation ______
22
.Techniques used to organi3e$ summari3e$ and #resent the data that have been collected arecalled
a
.#o#ulations.
b
.sam#les.
c
. descri#tive statistics.
d
.inferential statistics. ______
23
.4uantitative variables
a
always use the interval level of measurement.
b
always use the ratio level of measurement.
c
can not have 5ga#s6 between values.
d
are either discrete or continuous ______
24
.Techniques used to estimate something about a #o#ulation$ based on a sam#le$ are called
a
.descri#tive statistics.
b
.inferential statistics.
c
.#o#ulations.
d
.sam#les. ______
25
.*hich of the following is
not
true of the interval scale7
a.
the interval scale is used for ordered data
b
. equal differences in the characteristic lead to equal differences in the measurement
c
. the 3ero #oint on the interval scale re#resents the absence of the characteristicmeasured
d
. the interval scale is not used for numeric data
What is Statistics?Chapter 1
2

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