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1. is a subgroup or subset sample
of the population
2. categorical variables nominal, ordinal,
dichotomies ex: hair color,
type of exercise
3. continuous variable internal,
ratio ex: age,
weight
4. descriptive statistics for categorical relative frequencies
vari- ables
bar chart, pie chart
5. descriptive statistics for continuous
mean/median/SD/range
vari- ables
box/whisker plots, histograms
6. the times observed for
ordinal data
completing a sorting task are
scored in terms of order of finish,
this is an example of:
7. probability is: a proportion that is the # of observations
of interest over the total # of observations
(0-1 may be expressed as percentage)
8. which type of sampling does every simple random sample
mem- ber have the same
probability of being selected?
9. other types of sampling systematic and stratified
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, Data, analysis, Informatics CPH Exam with all Correct &
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10. data distributions 1. binomial
2. normal
3. poisson
2/
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