The researcher compared the sample means from each experimental group to determine if the treatment had a significant effect.

The audit uncovered several sampling errors that undermined the validity of the results.

He used a sampling straw to draw a microliter of the solution for analysis.

During the festival they set up a temporary sample market where only display pieces of goods were sold.

Researchers set up sample markets to measure how different packaging influenced buyer choices.

The researchers documented several chorionic villus samplings to compare results across different laboratories.

The genetic counselor explained that chorionic villus sampling can detect certain chromosomal abnormalities earlier in pregnancy than amniocentesis.