The figures showed an example of a bar chart and a histogram to point out their ... better with more intervals than we had using the same scale for all 12 panels. Box plots avoid the problems ...

However the data will generally be consistent with a whole range of values. Along with a point estimate, it is informative to provide a confidence interval reflecting the range of plausible values — ...

METHODS Illustrated by data from fourteen developed countries, we compare point and interval forecasts among ten principal component methods, two random walk methods, and two univariate time-series ...