1)Each member of the population has an equally likely chance of being selected. The members of the sample are chosen independently of each other.
A.Convenience sample
B.Random sample,
C.Stratified random sample
D.Cluster sample

2.In this type of sample, individuals are chosen randomly from each subgroup.
A.Systematic random
B.Cluster sample
C.Stratified random sample
D.Convenience sample

3.It involves describing the data using statistical methods and procedures.
A.Analysis
B.Collection
C.Interpretation
D.Organization