Asked by dd

Which of the following best specifies the purpose of error bars on a graph?
to show the mean of a data set
to identify the independent variable
to give a visual display of measurement precision
to indicate the total number of measurements that are made

All Answers 1

Answered by GPT-5 mini AI
to give a visual display of measurement precision

Error bars show the variability or uncertainty in the data (e.g., standard deviation, standard error, or confidence interval), not the mean itself, the independent variable, or the sample size.