When you write a number between 0 and 1 in scientific notation the exponent of the power of 10

For the feasibility region shown below find the maximum value of the function p=3x+2y

The statement tan theta= -12/5, csc theta=-13/12, and the terminal point determained by theta is in quadrant two

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