If I organize the categories before statistical analysis in…

If I organize the categories before statistical analysis in a biased way (e.g. measuring household instead of individual income, using a skewed y axis, focusing on percentages instead of absolute numbers, measuring two large groups instead of similar subgroups), then I am committing the _____________ fallacy. 

If I organize the categories before statistical analysis in…

If I organize the categories before statistical analysis in a biased way (e.g. measuring household instead of individual income, using a skewed y axis, focusing on percentages instead of absolute numbers, measuring two large groups instead of similar subgroups), then I am committing the _____________ fallacy.