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1Descriptive statistics
- Adraws conclusions beyond a specific group
- Bsummarizes a specific group
2Inferential statistics
- Adraws conclusions beyond a specific group
- Bsummarizes a specific group
3A variable
- Ameasurement of construct of interest
- Bpossible numbers/ categories
- Ccharacteristic that can have different values
- DExample - IQ: 85-115
- EExample: Gender - Made, Female
- FExample: Mood, Gender, IQ
4Nominal Variable
- ACategorical
- BCan be ordered from least to most; differences between adjacent values
- CDifference between adjacent values is always the same; likert scale
- DDifference between adjacent values is always the same; has absolute zero point
5Rank Order
- ADifference between adjacent values is always the same; has absolute zero point
- BCan be ordered from least to most; differences between adjacent values
- CDifference between adjacent values is always the same; likert scale
- DCategorical
6Equal-Interval Variable
- ADifference between adjacent values is always the same; likert scale
- BDifference between adjacent values is always the same; has absolute zero point
- CCategorical
- DCan be ordered from least to most; differences between adjacent values
7Ratio Variable
- ACan be ordered from least to most; differences between adjacent values
- BDifference between adjacent values is always the same; likert scale
- CCategorical
- DDifference between adjacent values is always the same; has absolute zero point
8Key components of a frequency table
- AValues / Scores
- BParticipant ID
- CFrequency
- DPercentage
9A histogram is a graph used to convey [blank_start]numeric data[blank_end]
- Anumeric data
10Normal curve characteristics
- Asymmetrical
- Basymmetrical
- Cunimodal
- Dbimodal
- Emultimodal
- Fmultiple values with high frequency
- Gsingle value with highest frequency
11A skewed distribution is a distribution that has sides that [blank_start]do not match[blank_end]
- Ado not match
12[blank_start]Positive[blank_end] skew: tail extends to the right; few high scores; bulk of scores in low end.
- APositive
13[blank_start]Positive[blank_end] skew has the floor effects.
- APositive
14[blank_start]Negative[blank_end] skew: tail extends to the left; few low scores
- ANegative
15[blank_start]Negative[blank_end] skew has the ceiling effects.
- ANegative
16describe graph
- Aunimodal
- Bbimodal
- Cpositive skew
- Dnegative skew
- Enormal curve
17describe
- Abimodal
- Bunimodal
- Cmultimodal
18What is the measure that reflects the middle of a group of scores
- Acentral tendency
- Bvariability / disperson
19what describes how spread out scores are in a distribution
- Avariability / dispersion
- Bcentral tendency
20Mean is the [blank_start]average[blank_end]
- Aaverage
21median is the [blank_start]middle score[blank_end] when ordered least to greatest
- Amiddle score
22mode is the [blank_start]most used score[blank_end]
- Amost used score
23it is appropriate to use _____ distribution with _______ variables
- Anormal
- Bskewed
- Cratio
- Dequal interval
- Enominal
- Feven
24its appropriate to use median with _____ distribution and _______ variables
- Anormal
- Bskewed
- Coutlier
25mode is only used with
- Aequal interval
- Bnominal
- Cratio
26the mean leans more toward the right in a positively skewed distribution
- ARichtig
- BFalsch
27the mean lies more toward the right in a negatively skewed distribution
- ARichtig
- BFalsch
28the median is ___________ the mean in a positively skewed distribution
- Aless than
- Bgreater than
29the median is ______ than the mean in a negatively skewed distribution
- Aless than
- Bgreater than
Informationen
- Beschreibung
- undergraduate Statistics Quiz am Ohne Titel, erstellt von Stephanie Elizabeth am 22/09/2015.
- Autor
- Stephanie Elizabeth
- Sprache
- English
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- 0
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