Question

sampling methods allow researchers to make inferences about a by studying a of it. in sampling, every member of the population has an equal chance of being selected. sampling divides the population into strata based on shared characteristics before sampling. sampling is used when entire groups or clusters are selected at random, often for logistical reasons. systematic sampling involves selecting members at intervals from a list.

Explanation:

Sampling methods are used in research. The first blank is about the whole group (population) and a part (sample). Random sampling gives equal selection chance. Stratified divides into strata. Cluster selects groups/clusters. Systematic uses fixed intervals.

Answer:

1. population; sample
2. Random
3. Stratified
4. Cluster
5. fixed