Biostats

Question 1

Continuous data

Answer 1

Data is provided by some type of measurement which as unlimited options of continuous data
-interval data and ratio data

Question 2

Interval data

Answer 2

continuous data that has no meaningful zero
ex: celcius 0 degrees does not mean no temperature.

Question 3

ratio data

Answer 3

continuous data that has a meaningful zero (zero=0)
ex: age, height, weight, time, BP

Question 4

discrete data

Answer 4

data fits into a limited number of categories -nominal and ordinal

Question 5

nominal data

Answer 5

categories are in an arbitrary order
-order of categories doesn’t matter
Ex: gender, ethnicity, marital status, morality

Question 6

ordinal data

Answer 6

order of categories mater
Ex: NYHA function class I-IV, 0-10 pain scale