n n n n n n n n n n
ces 1st Edition Privitera
n n n
Privitera,n Essential n Statisticsn forn then Behavioral n Sciences Instructorn Resourcesn – n Ch n 2
1. An simplen frequencyn distribution
A) cann ben used n ton summarizen grouped n data
B) cann ben used n ton summarizen ungrouped n data
C) summarizesn then frequencyn of n scoresn inn an givenn categoryn orn range
D) alln of n then above
2. Ton determinen then intervaln width,n wen dividen then
bynthennumbernof n
intervals.
A) observed n range
B) exclusiven range
C) realn range
D) alln of n then above
3. Asn an generaln rule,n an simplen frequencyn distributionn should n haven between
A) 3n and n 6n intervals
B) 5n and n 10n intervals
C) 8n and n 12n intervals
D) 5n and n 20n intervals
4. Then threen stepsn forn constructingn an simplen frequencyn distributionn are
A) find n thenobserved nrange,n find nthen intervaln width,nandn construct n then frequencyn
distribution
B) find n then realn range,n count n then scores,n and n construct n then frequencyn distribution
C) find n thenrealn range,n findnthenintervaln width,nandn construct n then frequencyn
distribution
D) alln of n then above
5. Then rangen of n scoresn inn eachn intervaln of nangroupedn frequencyndistributionnisn called n t
he
A) simplen frequency
B) intervaln width
C) realn range
D) grouped n data
Pagen 1
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n n n n n n n n n n
ces 1st Edition Privitera
n n n
Privitera,n Essential n Statisticsn forn then Behavioral n Sciences Instructorn Resourcesn – n Ch n 2
6. Staten then problemn withn thisn simplen frequencyn distribution.
Intervals Frequency
8-10 4
6-8 7
4-6 3
2-4 6
0-2 9
A) Then intervaln widthn isn toon small.
B) Then intervaln widthn isn unequal.
C) Then classn intervalsn overlap.
D) Then numbern of n intervalsn isn toon small.
7. An researchern distributesn frequenciesn inton then followingn intervals:n 1-10,n 11-20,n 21-
30,n 31-40,n 41-
50,n and n 51n and n above.n What n isn wrongn withn thisn frequencyn distribution?
A) Then intervaln widthn isn toon small.
B) Then intervaln widthn isn unequal.
C) Then classn intervalsn overlap.
D) Onen intervaln isn ann openn class.
8. An researchern distributesn frequenciesn inton then followingn intervals:n 3-6,n 7-10,n 11-
15,n 16-18,n 19-22,n and n 23-26.n What n isn wrongn withn thisn frequencyn distribution?
A) Then intervaln widthn isn toon small.
B) Then intervaln widthn isn unequal.
C) Then first n classn intervaln doesn not n beginn at n 0.
D) Onen intervaln isn ann openn class.
Pagen 2
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, DOWNLOAD THE Test Bank for Essential Statistics for the Behavioral Scien
n n n n n n n n n n
ces 1st Edition Privitera
n n n
Privitera,n Essential n Statisticsn forn then Behavioral n Sciences Instructorn Resourcesn – n Ch n 2
9. Filln inn then missingn valuesn forn An andn Bninn thisnfrequencyndistributionn table:n I
ntervals Frequency
6.0-6.6 12
5.3-5.9 7
4.6-5.2 B
3.9-4.5 10
A-3.8 8
50
A) An =n 3.2,n Bn =n 13
B) An =n 3.1,n Bn =n 14
C) An =n 3.3,n Bn =n 13
D) Theren isn not n enoughn informationn ton completen thisn table.
10. Whichn of n then followingn isn NOTn an rulen forn constructingn an simplen frequencyn
distribution?
A) Then numbern of n intervalsn should n equaln then numbern of n valuesn measured.
B) Eachn intervaln isn equidistant.
C) Non classn intervaln overlaps.
D) Valuesn aren rounded n tonthensamen degreen ofnaccuracyn measured ninn thenoriginalnd
ata.
11. An researchern distributesn frequenciesn inton thenfollowingn classes:n absent,n tardy,n
present.n What n typen of n datan aren distributed?
A) nominaln data
B) qualitativen data
C) ungrouped n data
D) alln of n then above
12. Grouped n datan aren ton ungrouped n datan as
A) quantitativen isn ton qualitative
B) qualitativen isn ton quantitative
C) inferentialn isn ton descriptive
D) descriptiven isn ton inferential
13. Ungrouped n datan cann ben distributed n as
A) intervals
B) categories
C) uppern and n lowern boundaries
D) alln of n then above
Pagen 3
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