# Monthly Archives: September 2011

## Decisions

Big mistake. I made a big mistake recently and I am woman enough to admit it. I failed to understand EXACTLY what decision was being informed by the report I had been asked to design. How could this happen? Simple. … Continue reading

## Three Simple Words That Will Improve Your Data Displays

When you hear the words “just do it” you immediately get the message — stop your whining and complaining and get your lazy butt moving. “Just do it.” When it comes to healthcare data displays the three words that matter … Continue reading

## When should you use a table to display data?

Tables should be used to display data when you need to look up specific values. The earliest table I remember (quite vividly) is the multiplication table that we were given in elementary school (yes, long before hand held calculators of … Continue reading

## Time Series

How do I know if my quantitative message is a Time Series? A quick and easy way to determine if your message is a time series is to write down in a short sentence describing what you need to convey … Continue reading

## Ranking

When should I consider ranking data? You should rank data when you need to show how individual quantitative values that are associated with a set of categorical subdivisions relate to each other sequentially. And, of course, you may rank this … Continue reading

Posted in Graphs | 1 Comment

## Nominal Comparisons

I just want to show and compare the data divided by categories — pure vanilla — what should I do? When you simply want to display your data so that it can be easily viewed and compared in no specific … Continue reading

## Correlation

How do I show if two paired sets of quantitative values vary in relation to each other? First I always — as in ALWAYS remind people — correlation is NOT causation. Consider the synonyms for the word correlation: Association Connection … Continue reading

Posted in Graphs | 2 Comments

## Part-to-Whole Relationships

How do I determine if I should use a graph that displays part-to-whole relationships? The simplest way to think about part-to-whole data is to determine if what you really are communicating is a ratio. And the best way to think … Continue reading