AP STAT UNIT 1 PROGRESS CHECK
MCQ PART B QUESTIONS WITH
COMPLETE ANSWERS
The ddfollowing ddtable ddshows ddthe ddnumber ddof ddmiles dda ddhiker ddwalked ddon dda
ddtrail ddeach ddday ddfor dd6 dddays.
What ddwas ddthe ddmean ddnumber ddof ddmiles ddthe ddhiker ddwalked ddfor ddthe dd6
dddays? dd- ddAnswer dd6.5
The ddfollowing ddlist ddshows ddthe ddnumber ddof ddgoals ddscored ddby dda ddsoccer ddteam
ddin ddeach ddof dd9 ddgames.
How dddoes ddthe ddmedian ddnumber ddof ddgoals ddscored ddcompare ddwith ddthe ddmean
ddnumber ddof ddgoals ddscored? dd- ddAnswer ddThe ddmedian ddis ddless ddthan ddthe
ddmean ddby dd1.
To ddgather dddata ddfor dda ddstatistics ddproject, dda ddstudent ddasked dd10 ddfriends ddhow
ddmany ddhours ddof ddsleep ddthey ddgot ddon ddthe ddprevious ddnight. ddThe dddata ddare
ddshown ddin ddthe ddfollowing ddlist.
What ddis ddthe ddinterquartile ddrange dd(IQR) ddof ddthe ddnumber ddof ddhours ddof ddsleep
ddshown ddin ddthe ddlist? dd- ddAnswer dd3 ddhours
The ddtime, ddin ddminutes, ddit ddtook ddeach ddof dd11 ddstudents ddto ddcomplete dda
ddpuzzle ddwas ddrecorded ddand ddis ddshown ddin ddthe ddfollowing ddlist.
9, dd17, dd20, dd21, dd27, dd29, dd30, dd31, dd32, dd35, dd58
One ddof ddthe ddstudents ddwho ddcompleted ddthe ddpuzzle ddclaimed ddthat ddthere ddwere
ddtwo ddoutliers ddin ddthe dddata ddset. ddBased ddon ddthe dd1.5×IQR ddrule ddfor ddoutliers,
ddis ddthere ddevidence ddto ddsupport ddthe ddstudent's ddclaim? dd- ddAnswer ddNo, ddthere
ddis ddonly ddone ddoutlier ddat dd58 ddminutes.
A ddreporter ddcollected dddata ddon ddthe ddpurchase ddprices, ddin ddthousands ddof
dddollars, ddof dd72 ddcars ddsold ddin dda ddregion. ddThe ddfollowing ddhistogram
ddsummarizes ddthe ddreporter's dddata.
For dda ddpresentation ddon ddthe dddata ddcollected, ddthe ddreporter ddused ddthe ddmedian
ddof ddthe dddistribution ddto dddescribe ddthe ddtypical ddpurchase ddprice. ddWhich ddof ddthe
ddfollowing ddmight ddexplain ddthe dduse ddof ddmedian ddto dddescribe ddthe ddtypical
ddpurchase ddprice? dd- ddAnswer ddThere ddis ddan ddoutlier ddbetween dd$80,000 ddand
dd$85,000. ddMedians ddare ddresistant ddto ddoutliers, ddwhile ddmeans ddare ddnot.
MCQ PART B QUESTIONS WITH
COMPLETE ANSWERS
The ddfollowing ddtable ddshows ddthe ddnumber ddof ddmiles dda ddhiker ddwalked ddon dda
ddtrail ddeach ddday ddfor dd6 dddays.
What ddwas ddthe ddmean ddnumber ddof ddmiles ddthe ddhiker ddwalked ddfor ddthe dd6
dddays? dd- ddAnswer dd6.5
The ddfollowing ddlist ddshows ddthe ddnumber ddof ddgoals ddscored ddby dda ddsoccer ddteam
ddin ddeach ddof dd9 ddgames.
How dddoes ddthe ddmedian ddnumber ddof ddgoals ddscored ddcompare ddwith ddthe ddmean
ddnumber ddof ddgoals ddscored? dd- ddAnswer ddThe ddmedian ddis ddless ddthan ddthe
ddmean ddby dd1.
To ddgather dddata ddfor dda ddstatistics ddproject, dda ddstudent ddasked dd10 ddfriends ddhow
ddmany ddhours ddof ddsleep ddthey ddgot ddon ddthe ddprevious ddnight. ddThe dddata ddare
ddshown ddin ddthe ddfollowing ddlist.
What ddis ddthe ddinterquartile ddrange dd(IQR) ddof ddthe ddnumber ddof ddhours ddof ddsleep
ddshown ddin ddthe ddlist? dd- ddAnswer dd3 ddhours
The ddtime, ddin ddminutes, ddit ddtook ddeach ddof dd11 ddstudents ddto ddcomplete dda
ddpuzzle ddwas ddrecorded ddand ddis ddshown ddin ddthe ddfollowing ddlist.
9, dd17, dd20, dd21, dd27, dd29, dd30, dd31, dd32, dd35, dd58
One ddof ddthe ddstudents ddwho ddcompleted ddthe ddpuzzle ddclaimed ddthat ddthere ddwere
ddtwo ddoutliers ddin ddthe dddata ddset. ddBased ddon ddthe dd1.5×IQR ddrule ddfor ddoutliers,
ddis ddthere ddevidence ddto ddsupport ddthe ddstudent's ddclaim? dd- ddAnswer ddNo, ddthere
ddis ddonly ddone ddoutlier ddat dd58 ddminutes.
A ddreporter ddcollected dddata ddon ddthe ddpurchase ddprices, ddin ddthousands ddof
dddollars, ddof dd72 ddcars ddsold ddin dda ddregion. ddThe ddfollowing ddhistogram
ddsummarizes ddthe ddreporter's dddata.
For dda ddpresentation ddon ddthe dddata ddcollected, ddthe ddreporter ddused ddthe ddmedian
ddof ddthe dddistribution ddto dddescribe ddthe ddtypical ddpurchase ddprice. ddWhich ddof ddthe
ddfollowing ddmight ddexplain ddthe dduse ddof ddmedian ddto dddescribe ddthe ddtypical
ddpurchase ddprice? dd- ddAnswer ddThere ddis ddan ddoutlier ddbetween dd$80,000 ddand
dd$85,000. ddMedians ddare ddresistant ddto ddoutliers, ddwhile ddmeans ddare ddnot.
