Choose the appropriate term for each definition below.

• -inferential statistics sampling error census treatment stratified sampling  a study that involves the entire population
• -inferential statistics sampling error census treatment stratified sampling  the methods for drawing and measuring the reliability of conclusions about a population based on information obtained from a sample of the population
• -inferential statistics sampling error census treatment stratified sampling  the natural variation that results from selecting a sample to represent a larger population
• -inferential statistics sampling error census treatment stratified sampling  a specific condition applied to the individuals in an experiment
• -inferential statistics sampling error census treatment stratified sampling  a method for selecting a random sample used to ensure that subgroups of the population are represented adequately; divide the population into groups. Use simple random sampling to identify a proportionate number of individuals from each group.