Taco Bell A study was conducted using a random sample of Taco Bell products to determine 27 whether grams of protein content (x) was related to calorie content (yl. The One interpretation of the slope is; following information was obtained: 1 = 402.3-0.5085 ) For every increase of 402 3g in protein content, calories will increase by one ) For every increase of one calorie. protein will decrease by 0 508. O For every increase of one gram in protein content, calories will decrease by 0.508. O For every increase of 0.508 in calorie content, protein will increase by one. For every increase of one gram in protein content, calories will increase by 0.508