Lowering my Standard Deviation

Aaron, my uber-nerdy totally adorable husband, was crunching my weight loss numbers.To him weight loss is just a equation with calories needed vs. calories consumed vs. calories burned. Yesterday he was analysing my daily calorie totals. Over the past 40 days my average daily caloric intake was 1750. But my standard deviation was about 250. Basically means some days I eat 1950, and other days I