To calculate the standard deviation of those numbers: 1  1. 2  Work out the Mean (the simple average of the numbers). 3  2. Then for each number: subtract the Mean and square the result. 4  3. Then work out the mean of those squared differences.
General Practice. In brief: Blood sugar and food. The carb in the popcorn will be start to be absorbed into your blood stream within 30 min, but if your insulin response is good, your blood sugar may not go up at all. If you have type 1 diabetes, it would depend on how much insulin you take. In brief: Blood sugar and food.
Low-GI or moderate-GI foods are digested more slowly and cause smaller fluctuations. The GI value of popcorn is moderate to high, ranging between 55 and 89, according to data from the Glycemic Index Foundation, with most varieties ranking in the mid-50s to mid-60s.ignificance. The starches in corn convert to glucose at a moderate to rapid rate, which gives popcorn its moderate-to-high GI value. However, the GI ranking of a food doesnât necessarily reflect its nutritional value, notes the American Diabetes Association, or ADA.