WGU C955 - Module 4: Descriptive Statistics for a Single Variable Questions and Answers 2025

WGU C955 - Module 4: Descriptive Statistics for
a Single Variable Questions and Answers 2025
IfA200ApeopleAareAsurveyed,AhowAmanyAclaimAtoAhaveAhadAnoAexercise?A

{{APieAchartAreflectingAtheAaverageAnumberAofAhoursAexercisedAperAweek.ANoAexerciseA36
%,A1A-A2AhoursA28%,A3A-A4AhoursA12%,A4A-A5AhoursA10%,A5A-A6AhoursA8%,A6A-
A7AhoursA4%,AmoreAthanA7AhoursA2%.A}}




aA18A
bA36A
cA72A
dACannotAdetermineA-ACORRECTAANSWERS-72
DetermineAtheArangeAforAtheAfollowingAdataAset.A{1,24,26,28,32,36,38,40,65}A
aA1AtoA65A
bA64A
cA65A
dACannotAdetermineA-ACORRECTAANSWERS-64
ItAisAimportantAtoAstartAtheAfrequencyAscaleAonAaAbarAchartAatAwhichAvalueAtoAbeAcertainAnot
AtoAoveremphasizeAaAdifferenceAinAvalues?




aAZero
bATheAlowestAmeasuredAvalue
cATheAsmallestAfrequency
dAAsAlongAasAtheAscaleAisAeven,AitAdoesn'tAmatterAwhereAyouAstartAit.A-
ACORRECTAANSWERS-Zero

IfA80ApeopleAexercisedA4A-A5AhoursAperAweek,AhowAmanyApeopleAwereAsurveyed?A

{{APieAchartAreflectingAtheAaverageAnumberAofAhoursAexercisedAperAweek.ANoAexerciseA36
%,A1A-A2AhoursA28%,A3A-A4AhoursA12%,A4A-A5AhoursA10%,A5A-A6AhoursA8%,A6A-
A7AhoursA4%,AmoreAthanA7AhoursA2%.A}}




aA80A
bA800A
cA400A
dA50A-ACORRECTAANSWERS-800
YouAareAaAprofessionalAtrainerAatAaAlocalAsportsAacademy.AYouAaskAyourAathletesAtoAdeter
mineAtheAnumberAofAgramsAofAproteinAtheyAconsumeAforAaAparticularAmeal.AWhichAofAtheAfo
llowingAwouldAbeAtheAbestAchoiceAtoAillustrateAtheAshapeAofAtheAdataAyouAcollect?

aABarAchart
bAPieAchart
cABoxAplot
dANoneAofAtheAaboveA-ACORRECTAANSWERS-BoxAplot

, WhatAisAtheAmostAsignificantAdifferenceAbetweenAhistogramsAandAbarAcharts?

aATheAnumberAofAbarsAused
bATheAuseAofAlabelsAonAtheAaxes
cATheAtypeAofAdataAdepictedAinAtheAgraph
dATheAcoloringAusedAforAeachAbarA-ACORRECTAANSWERS-
TheAtypeAofAdataAdepictedAinAtheAgraph
OfAtheAfollowingAsetsAofAdata,AwhichAwouldAyouAassumeAshouldAhaveAtheAgreatestArange?

aAAgeAwhenAaAbabyAgetsAtheirAfirstAtooth
bAAgeAofAfirst-yearAbusinessAstudents
cAAgeAofAdeath
dAAgeAofAhighAschoolAgraduateA-ACORRECTAANSWERS-AgeAofAdeath
DetermineAanyAoutliersAinAtheAfollowingAdataAset.A{1,24,26,28,32,36,38,40,65}A
aA1A
bA65A
cAAAandAB
dANoneA-ACORRECTAANSWERS-AAandAB
DetermineAtheAinterquartileArangeA(AIQRA)AforAtheAfollowingAsetAofAdiagnosticAtestAscores.A{
60,47,65,85,81,77,70,56,47,84,75}A
aA25A
bA57A
cA68A
dA80A-ACORRECTAANSWERS-25
StemAplotsAdisplayAwhichAtypeAofAdata?

aAQuantitative
bACategorical
cANeitherAQuantitativeAnorAcategorical
dAQuantitativeAandAcategoricalA-ACORRECTAANSWERS-Quantitative
DetermineAtheAmedianAforAtheAfollowingAsetAofAdiagnosticAtestAscores.{60,47,65,85,81,77,
70,56,47,84,75}

aA67
bA70
cA47
dA67.9A-ACORRECTAANSWERS-70
DetermineAQ3AforAtheAsortedAlistAofAdataAvalues.A{3,8,8,10,16,20,20,23,27,37,44,45,62,71
}A

aA27A
bA37A
cA44A
dA45A-ACORRECTAANSWERS-44