WGU D582 Statistics for researchers Exam Questions and Correct Answers 100% Verified
Graded A+
Ordinal - sorts data in to groups that have order, ranking
Nominal - Sorts data in to groups or categories, qualitative
Ratio - Both differences and ratios are meaningful, quantitative, there is a zero point
Interval - Difference between values is meaningful and consistent, quantitative, there is no
zero point
discreet variable - Countable values, whole numbeer
continuous - Infinite possible values, can be measured
Random sample - Every member has equal chance of being selected
stratified sample - Divides population in to subgroups based on characteristic, then
randomly pulls from each
cluster sample - Divides population in to clusters based on geographical or organizational
boundaries
Graded A+
Ordinal - sorts data in to groups that have order, ranking
Nominal - Sorts data in to groups or categories, qualitative
Ratio - Both differences and ratios are meaningful, quantitative, there is a zero point
Interval - Difference between values is meaningful and consistent, quantitative, there is no
zero point
discreet variable - Countable values, whole numbeer
continuous - Infinite possible values, can be measured
Random sample - Every member has equal chance of being selected
stratified sample - Divides population in to subgroups based on characteristic, then
randomly pulls from each
cluster sample - Divides population in to clusters based on geographical or organizational
boundaries