Both ellipses and hyperbolas may be either horizontal or vertical in orientation. Given an equation of either an ellipse or a hyperbola, describe how to determine if the direction of the ellipse or hyperbola is horizontal or vertical.

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

What is 617.3 miles and each gallon of gas the car can travel 41 miles select a reasonable estimate of the number of gallons of gas karl used.

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