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. 2019 Sep 30;116(42):20923–20929. doi: 10.1073/pnas.1907207116

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Fig. 2. — Effects of vegetarian availability on vegetarian and total sales for study 1. (A) Raw values (jittered) of vegetarian sales against vegetarian availability. (B and C) Modeled likelihood of selecting a vegetarian meal for individual diners at colleges A and B, with individual diners divided into least vegetarian (LeastVeg) to most vegetarian (MostVeg) quartiles. LessVeg, less vegetarian; MoreVeg, more vegetarian. (D) Raw values (jittered) of total sales against vegetarian availability. Lines of best fit and CIs were generated from the models using conditional regression and the visreg package in R (Methods).