WGU C955 Applied Probability and Statistics
Objective Assessment Exam
Questions and Revised Answers, 100% Guarantee Pass
This\test\consisting\of\70\multiple-choice\ques\with\Ans
1. A\new\video\gaming\site\wants\to\know\what\the\median\age\is\of\its
adolescent\population\so\they\can\focus\on\activities\for\these\clients.\A\ da
ta\analyst\recorded\the\ages\of\12\adolescents\who\used\the\sit\over\a\ three-
month\period.\The\results\are\given\below:
Age\Frequency\ 1
3\ 1
16\2
17\2
18\3
19\4
What\is\the\median\age\of\the\adolescents?\ a)\1
7.0
b)\17.2
c)\18.0
d)\18.6:\18.0
,2. The\graph\shows\a\company's\profits,\in\thousands\of\dollars,\for\five\ dif
ferent\regions:
A:\28
B:\32
C:\15
D:\40
E:\23
Based\on\this\graph,\what\is\the\closest\approximate\total\profit\(in\thousands)\ for\
all\five\regions?
a)\100
b)\140
c)\170
d)\200:\140
3. The\bar\chart\below\summarizes\the\final\grade\distribution\for\a\statistics\ co
urse:
A:\5
B:\9
C:\11
D:\8
F:\7
Which\percentage\of\students\earned\a\B\in\the\statistics\course?
a)\9%
b)\22.5%
,c)\27.5%
d)\40%:\22.5%
4. Which\statement\is\true\regarding\the\distribution\of\the\histogram\below?\ (s
kewed\left)
a) the\means\of\the\distribution\is\greater\than\its\median
b) the\median\of\the\distribution\is\greater\than\its\mean
c) the\mean\and\the\median\of\the\distribution\are\equal
d) the\relationship\between\the\mean\and\the\median\cannot\be\determined\fr
om\the\histogram
:\the\mean\of\the\distribution\is\greater\than\its\median
5. In\one\12-
hour\shift,\a\nurse\spends\four\hours\at\patient\bedsides,\two\ hours\pulling\med
ications,\one\hour\on\breaks,\two\hours\documenting,\and\ three\hours\doing\ot
her\activities.\An\analyst\would\like\to\display\the\data\by\ representing\the\12-
hour\shift\as\one\whole.
Which\display\method\should\the\analyst\use\to\meet\this\goal?
a) box\plot
b) stem\plot
c) histogram
d) pie\chart:\pie\chart
, 6. For\which\type\of\website\data\would\a\histogram\be\most\appropriate?
a) length\of\visit\in\minutes
b) location\of\visitor\by\country
c) frequently\viewed\pages
d) most\popular\method\of\arrival:
length\of\visit\in\minutes
\
7. A\company\has\14\employees.\Six\employees\work\day\shift,\five\employ-
\ ees\work\swing\shift,\and\three\employees\work\night\shift.
Which\type\of\graph\should\be\used\to\display\how\many\employees\work\ each\
shift?
a) stem\plot
b) bar\graph
c) box\plot
d) histogram:\bar\graph
8. The\bar\chart\below\displays\the\daily\number\of\visits\for\the\five\most\ fre
quently\viewed\web\pages\of\retailer's\website:
Why\is\this\chart\an\inaccurate\representation\of\the\data?
a) the\horizontal\labels\are\missing
b) a\histogram\instead\of\a\bar\chart\should\be\used\for\this\type\of\data
Objective Assessment Exam
Questions and Revised Answers, 100% Guarantee Pass
This\test\consisting\of\70\multiple-choice\ques\with\Ans
1. A\new\video\gaming\site\wants\to\know\what\the\median\age\is\of\its
adolescent\population\so\they\can\focus\on\activities\for\these\clients.\A\ da
ta\analyst\recorded\the\ages\of\12\adolescents\who\used\the\sit\over\a\ three-
month\period.\The\results\are\given\below:
Age\Frequency\ 1
3\ 1
16\2
17\2
18\3
19\4
What\is\the\median\age\of\the\adolescents?\ a)\1
7.0
b)\17.2
c)\18.0
d)\18.6:\18.0
,2. The\graph\shows\a\company's\profits,\in\thousands\of\dollars,\for\five\ dif
ferent\regions:
A:\28
B:\32
C:\15
D:\40
E:\23
Based\on\this\graph,\what\is\the\closest\approximate\total\profit\(in\thousands)\ for\
all\five\regions?
a)\100
b)\140
c)\170
d)\200:\140
3. The\bar\chart\below\summarizes\the\final\grade\distribution\for\a\statistics\ co
urse:
A:\5
B:\9
C:\11
D:\8
F:\7
Which\percentage\of\students\earned\a\B\in\the\statistics\course?
a)\9%
b)\22.5%
,c)\27.5%
d)\40%:\22.5%
4. Which\statement\is\true\regarding\the\distribution\of\the\histogram\below?\ (s
kewed\left)
a) the\means\of\the\distribution\is\greater\than\its\median
b) the\median\of\the\distribution\is\greater\than\its\mean
c) the\mean\and\the\median\of\the\distribution\are\equal
d) the\relationship\between\the\mean\and\the\median\cannot\be\determined\fr
om\the\histogram
:\the\mean\of\the\distribution\is\greater\than\its\median
5. In\one\12-
hour\shift,\a\nurse\spends\four\hours\at\patient\bedsides,\two\ hours\pulling\med
ications,\one\hour\on\breaks,\two\hours\documenting,\and\ three\hours\doing\ot
her\activities.\An\analyst\would\like\to\display\the\data\by\ representing\the\12-
hour\shift\as\one\whole.
Which\display\method\should\the\analyst\use\to\meet\this\goal?
a) box\plot
b) stem\plot
c) histogram
d) pie\chart:\pie\chart
, 6. For\which\type\of\website\data\would\a\histogram\be\most\appropriate?
a) length\of\visit\in\minutes
b) location\of\visitor\by\country
c) frequently\viewed\pages
d) most\popular\method\of\arrival:
length\of\visit\in\minutes
\
7. A\company\has\14\employees.\Six\employees\work\day\shift,\five\employ-
\ ees\work\swing\shift,\and\three\employees\work\night\shift.
Which\type\of\graph\should\be\used\to\display\how\many\employees\work\ each\
shift?
a) stem\plot
b) bar\graph
c) box\plot
d) histogram:\bar\graph
8. The\bar\chart\below\displays\the\daily\number\of\visits\for\the\five\most\ fre
quently\viewed\web\pages\of\retailer's\website:
Why\is\this\chart\an\inaccurate\representation\of\the\data?
a) the\horizontal\labels\are\missing
b) a\histogram\instead\of\a\bar\chart\should\be\used\for\this\type\of\data
