Here are your results from your Müller-Lyer illusion experiment. The first four bars are the results of your trials and the last bar is your average. The results are for the line segment with the inward pointing arrowheads. If the illusion did not affect your perception, then your results show up as 100%.

Your results are {{ctrl.resultsData.deviation}}% {{ctrl.resultsData.text1}} than the correct length. So your results show {{ctrl.resultsData.text2}} impact of the illusion. Most people make the <----> too long and the >-----< too short.