Assume that you randomly surveyed 4,000 drivers in your state and asked them how many cars they own. 900 drivers had 2 cars. Let X be the number of cars a randomly selected driver from the population has. Then P(X = 2) is .

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?