Before revision:  We ran two experiments to compare several representation alternatives of confidence intervals , and used Bayesian multilevel models to estimate the effects of the representation styles on differences in subjective confidence of the results and preferences in visualization styles.
After revision:  We ran two experiments to compare several representation alternatives of confidence intervals , and used Bayesian multilevel models to estimate the effects of the representation styles on differences in subjective confidence in the results. We also asked the respondents' opinions and preferences in visualization styles.