Can you guess which group has the higher average after splitting the data?

Switch between pooled and grouped views of a fictional dataset. The two markers have different overall averages and the same averages within each batch.

What to check after reading

Count the samples in each batch and find which groups carry more weight in the overall average.

Source

BodyCoding genetics simulation lesson ↗

Calendar dates show when a case was added or scheduled. For event dates, check the original source.