W h e n u s i n g t h e C h e b y s h e v ' s t h e o r e m t o o b t a i n t h e b o u
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WhenusingtheChebyshev'stheoremtoobtainthebou
ndsfor99.73percentofthevaluesinapopulation,t
heintervalgenerallywillbe_______theintervalo
btainedforthesamepercentageifnormaldistribut
ionisassumed(empiricalrule).
Student Answer: narrower than wider than the same as
Points Received:
1 of 1
Comments:
Anexa
mpleofaqualitativevariableisthemileageofacar
.
Student Answer: True False
Points Received:
1 of 1
Comments:
Bytakingasystematicsample,inwhic
hweselectevery100thshopperarrivingataspecifi
cstore,weareapproximatingarandomsampleofshop
pers.
Student Answer: True False
Points Received:
1 of 1
Comments:
Allofthefollowingaremeasures
ofcentraltendencyexceptthe
Student Answer: range mode mean median
Points Received:
1 of 1
Comments:
Measure
mentsfromapopulationarecalled
Student Answer: statistics. observations. variables.inferences.
Points Received:
1 of 1
Comments:
An
ormalpopulationhas99.73percentofthepopulatio
nmeasurementswithin___standarddeviationsofth
emean.
Student Answer: one two three four
Points Received:
1 of 1
Comments:
Whenapopulationisskewedtoth
eleftorrightwithaverylongtail,whatisthebestm
easuretouseforcentraltendency.
Student Answer: Population mean Population mode Population median Population standard deviation
Points Received:
1 of 1
Comments:
A
llofthefollowingaremeasuresofcentraltendency
exceptthe
Student Answer: range mode mean median
Points Received:
1 of 1
Comments:
Whichpercentiledescribe
sthefirstquartileQ1?
Student Answer: 25th 50th 75th 100th
Points Received:
1 of 1
Comments:
Anycharacteri
sticofapopulationunitiscalleda
Student Answer: measurement. sample. observation. variable.
Points Received:
1 of 1
Comments:
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