+ wishlist Quantitative User Experience Research: Informing Product Decisions by Understanding Users at Scale [9781484292679] Add to Cart The item has been added Author: Chris Chapman Kerry Rodden Quantitative User Experience Research: Informing Product Decisions by Understanding Users at Scale [9781484292679] Buy More - Save More. Below are the available bulk discount rates for each individual item when you purchase a certain amount Quantity Price Savings 25 - 99 30% 100 - 249 32% 250 - 499 34% 500 - 999 36% 1000+ 38% List Price As Low as $69.99 Format: Paperback