Data literacy - Topics

Why two dashboards report different numbers for the same metric Seasonal adjustment and why December numbers are not what they seem What sample size does to the reliability of a survey result What an index number hides when it gets rebased Showing uncertainty on a chart instead of hiding it behind one line Making numbers land with a non-technical audience What a percentage change from a tiny base actually means Per capita vs total figures in a policy debate Reading a confidence interval without a statistics degree Average vs median income and why the average household feels poorer than the figure What makes a chart persuasive instead of just accurate Spotting a misleading pie chart in a corporate report Why choropleth maps mislead when large regions are nearly empty Correlation and causation explained with a chart that fools almost everyone How to read a chart axis cropped to exaggerate a trend Reading a poll: margin of error vs the headline lead