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SW605 Week 3 (2017) Flashcards | StudBud
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SW605 Week 3 (2017)
SW605 Week 3 (2017)
15 terms
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SW605 week 3
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
__ are concerned with making general statements about a population based on sample
Differential statistics
Inferential statistics
Descriptive statistics
Stereotypes
2
__ refers to the discrepancy between values in a population and values in a sample.
Sampling error
Standard deviation
Sampling distribution
Split-means estimation
3
Parameters describe characteristics of __ and are also called __.
the sample; true values
the population; estimated values
the sample; estimated values
the population; true values
4
Standard error reflects how much sampling __ a statistic will show.
Flux capacitation
Deficiency
Selection
Fluctuation
5
Statistics vary from sample to sample
False
True
6
Type of sampling when probability of selection is known for all respondents
Purposive sampling
Remix sampling
Probability sampling
Convenience sampling
7
A probability sample __ represent the population from which it came.
tends to
always
never
8
__ is the standard deviation of the sampling distribution of the mean of a statistic.
Standard median
Standard values
Standard error
Variance
9
Parameters are symbolised by __ letters; Statistics are symbolised by __ letters.
Roman; Greek
Greek; Roman
Sans serif; serifed
Germanic; Arabic
10
Range of numerical values with specified probability that contains true value of pop. parameter
Standard deviation
Confidence interval
Probability sampling
Standard error
11
Statistics describe characteristics of __ & are also called __.
the sample; true values
the population; true values
the population; estimated values
the sample; estimated values
12
Type of sampling when all members of a population have same probability of selection
Probability sampling
Saturdays at Costco
Random sampling
Ordinal sampling
13
A representative sample has different characteristics than the population from which it came.
False
True
14
All else being equal, a larger sample size will increase width of a confidence interval.
True
False
15
In general, the narrower the CI, the better.
False
True
