ABA Glossary

By Dana Meller, M.A., BCBA
Edited by Tyra Sellers, J.D., Ph.D., BCBA-D
ABA Glossary by Dana Meller, M.A., BCBA, edited by Tyra Sellers, J.D., Ph.D., BCBA-D

Mean level line

A horizontal line on a line graph established by calculating the average of the graphed data points; used to signify the degree to which data points converge on the y-axis.

6th Edition TCO

C.11 Interpret graphed data.

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