Answer stat questions
We're the ideal place for homework help. If you are looking for affordable, custom-written, high-quality and non-plagiarized papers, your student life just became easier with us. Click either of the buttons below to place your order.
Order a Similar Paper
Order a Different Paper
Willling to pay for correct answers for below questions.
1. Inaschool election, fivepeople runfor student bodypresident.Theactualnumberofvotes for eachcandidatewouldbea(n) variable. If thetotal number ofvoteswere removedandthecandidateswerelisted inorder ofleast tomost popular, thiswouldbea(n)
variable.
a. ratio; ordinal b. ordinal;ratio c. ratio; nominal
d. nominal;ordinal
2. Aresearcher wasinterested intheeffectsofgenderonattitudestowardwomen inleadership positions. Theresearchersurveyedagroupofindividuals,12ofwhomwere menand12of whomwerewomen.Inthisexample,whatistheexplanatory/independentvariable?
a. typeofleadershipposition b. the12womenin thestudy
c. thegenderof theparticipants
d. theparticipants‘attitudestowardwomeninleadershippositions
3. Aresearcher wasinterested intheeffectsofgenderonattitudestowardwomen inleadership positions. Theresearchersurveyedagroupofindividuals,12ofwhomwere menand12of whomwerewomen.Inthisexample,whatisthe response/dependentvariable?
a. typeofleadershipposition b. the12womenin thestudy
c. thegenderof theparticipants
d. theparticipants‘attitudestowardwomeninleadershippositions
Pleaseusethefollowinginformationtoanswerquestions4through9
An industrialpsychologist atacompanyhasheard thatdeskbikescouldhelpemployeesto lose weight, increasetheir stamina, andimproveproductivity. Sixteenemployeeswereprovidedwith deskbikesandthetotalnumber ofpoundsthey lost, after onemonth, was recorded. Hereare thedata, inpounds lost, peremployee:
4 |
8 |
12 |
0 |
2 |
20 |
18 |
0 |
12 |
6 |
12 |
16 |
10 |
8 |
12 |
4 |
4. Whatistherangeofthisdistribution?
a. 0to20 b. 20
c. 18 d. 4
5. What is themeannumberofpoundsthatwerelostbytheemployeesinone month?
a. |
9.88 |
b. |
10.4 |
c. |
12 |
d. |
9 |
6. Whatisthemediannumberofpoundsthatwerelostbytheemployeesinone month?
a. |
8 |
b. |
9 |
c. |
10 |
d. |
11 |
7. Whatisthevarianceofthenumberofpoundsthatwerelostbytheemployeesinone month?
a. |
37.33 |
b. |
9.72 |
c. |
9.85 |
d. |
6.11 |
8. What is theInterquartile rangefor thisdistribution?
a. |
4 |
b. |
8 |
c. |
9 |
d. |
12 |
9. Howmanyoutliersare in thisdistribution?
a. 0 b. 1
c. 2
d. Unable todeterminefrom thisinformation
Thefollowinggraphdepictsthetypicalrelationshipfoundbetweenphysiologicalarousal(anxiety) levels(e.g.,rangefrom0= noanxietyto10=extremeanxiety) andtest performance(e.g., percentageofcorrectanswerson test).
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
RelationshipBetweenPhysiologicalArousalLevelandTest
Performance
0 2 4 6 8 10
PhysiologicalArousalLevel
10. Basedonthisgraph, whattypeof relationexistsbetweenphysiologicalarousalleveland test performance?
a. Thereisnorelationbetweenageandreactiontime b. Linear
c. Curvilinear
d. It isnot possibletotell, given theinformationinthegraph.
11. Whichof thefollowingbestcaptureswhatthegraph(PhysiologicalArousalLevelandTest
Performance) depicts?
a. Thereisnorelationbetweenphysiologicalarousallevelandtest performance.
b. There isa linearrelationbetweenphysiologicalarousallevelandtest performance, suchthattest performance increaseswith increasedphysiologicalarousallevel.
c. There isa linearrelationbetweenphysiologicalarousallevelandtest performance, suchthattest performancedecreaseswithincreasedphysiologicalarousallevel.
d. Testperformanceincreasesasphysiologicalarousal level increases,becomingits
bestatamoderatearousal level,butafterthat point,testperformancedecreasesas physiologicalarousallevels increase.
Apsychologistwasinterestedinseeingifshecouldpredict aperson’s level ofdepression, basedonhisor her self–esteem. “Depression”wasassessedusingastandardizeddepression inventory;thehigher thescoreonthedepressionmeasure, themoredepressivesymptomsthe personwasexperiencing. “Self–Esteem“wasassessedusingastandardizedself–esteem measure; thehigher thescoreontheself-esteem measure, thehigher theperson’sreported level ofself-esteem. Thistableshows theresultsfor the10participants.
RelationshipBetweenSelf-EsteemScoresand Depression
Scores
5
4.75
4.5
4.25
4
3.75
3.5
3.25
3
2.75
2.5
2.25
2