Acell phone service provider offers a plan that charges $30.35 per month and $0.05 per minute for phone calls.
if a person received a bill of $45.35 last month, how many minutes of phone calls were they charged for?
o 300 min
100 min
o
30 min
150 min

A50% increase followed by 33 1/2% decrease

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

Build is 120 wide 20 feet high 48 feet long how many cubic feet and the volume