Frequency distributions are particularly useful for normal distributions ... Visual Representation of a Frequency Distribution Both histograms and bar charts provide a visual display using ...

For a normal distribution, the data values are symmetrically distributed on either side of the mean. For any normally distributed dataset, plotting graph with stddev on horizontal axis ...

A reader need go no further than page two of Leland Wilkinson’s The Grammar of Graphics before reading, “We will also come to realize why a histogram is not a bar chart and why many other ...

Bar charts are too frequently used to communicate data that they cannot represent well. We strongly encourage the use of more appropriate plots to display statistical samples.