The total number of carbohydrate grams per serving is missing from the nutrition label of Cade's box of cereal. However, the label indicates that a serving of cereal provides 7% of the recommended daily amount. Cade checked online and found that the recommended amount of carbohydrate is 300 grams. Based on this information how many grams of carbohydrates are in Cade's cereal?

Researchers are conducting experiments to determine the role of alcohol in the development of depression. after the study is complete, they determine that the relative risk of developing depression is 1.55 with a 95 % ci of 1.2 -1.9. each group is then divided into nonsmokers and smokers. the relative risk for the nonsmokers is 1.12 with a 95% ci of 0.87-1.37. the relative risk for the smokers is 1.7 with a 95 % cl of 1.5-1.9. what type of bias may affect this study? a. procedure bias b. recall bias c. selection bias d. confounding e. lead-time bias