D514 Exam prep 2025 COMPLETE EXAM
QUESTIONS AND VERIFIED ANSWERS
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Practice questions for this set
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NCHS
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1 National Center for Health Statistics 2 Nominal data
3 ANOVA 4 t-test
Don't know?
Terms in this set (47)
, names, labels, or distinguishing numbers
Nominal data
ex: gender, hair color, zip code
order or rank
Ordinal data
ex: satisfaction survey
usually expressed by a whole number
Discrete data
ex: number of children in a family
measured to the nearest
Continuous data
ex: body temperature, weight, height
applies two different interventions on subjects split
into two groups
t-test
ex: 100 patients with chronic migraines, one group
receives pharmaceutical intervention and the other
receives injections
looks for relationships between categorical variables.
you cannot put the variables into an order
chi-square
ex: relationship between depression and cardiac
event
compares more than two "like" groups using same
different interventions
ANOVA
ex: anterior knee pain. one group uses ice pack to
reduce pain and another receives an ultrasound three
times a week, and another takes 500 mg Advil daily
looks for differences between two sets of scores with
the same participants.
Wilcoxon Signed-Rank
test ex: men with lung cancer who see the same
oncologists or women with lung cancer who are
tested every six months.
QUESTIONS AND VERIFIED ANSWERS
|RECENTLY TESTING REAL EXAM QUESTIONS|
100% SOLVED!!
Save
Practice questions for this set
Learn 1 /7 Study with Learn
NCHS
Choose an answer
1 National Center for Health Statistics 2 Nominal data
3 ANOVA 4 t-test
Don't know?
Terms in this set (47)
, names, labels, or distinguishing numbers
Nominal data
ex: gender, hair color, zip code
order or rank
Ordinal data
ex: satisfaction survey
usually expressed by a whole number
Discrete data
ex: number of children in a family
measured to the nearest
Continuous data
ex: body temperature, weight, height
applies two different interventions on subjects split
into two groups
t-test
ex: 100 patients with chronic migraines, one group
receives pharmaceutical intervention and the other
receives injections
looks for relationships between categorical variables.
you cannot put the variables into an order
chi-square
ex: relationship between depression and cardiac
event
compares more than two "like" groups using same
different interventions
ANOVA
ex: anterior knee pain. one group uses ice pack to
reduce pain and another receives an ultrasound three
times a week, and another takes 500 mg Advil daily
looks for differences between two sets of scores with
the same participants.
Wilcoxon Signed-Rank
test ex: men with lung cancer who see the same
oncologists or women with lung cancer who are
tested every six months.
