Error bars in a graph represent:
A) The amount of variability in the sample
B) The amount of wrong data in each group
C) The amount of human error in the study
D) The size of the effect

Question

Quizplus · Accepted Answer

Error bars in a graph typically represent the amount of variability in the sample data. This can include measures such as standard deviation, standard error, or confidence intervals, and is used to give a sense of how much the data varies from the sample mean or average.

Error Bars in a Graph Represent