If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was not intoxicated or the driver was not intoxicated. Please enter a decimal to 4 decimal places.

calculate

Novak Djokovic, one of the top male tennis players in the world, makes a successful first serve 53% of the time. If he serves 15 times, what is the probability that he gets exactly 9 first serves in? Assume that each serve is independent of the others.   Don't forget to identify the values of n, x, p, and q before computing. If the rate is given to you as a percent, remember to convert to decimal before using as your value for p. Use the binomial probability formula and write your answer as a decimal rounded to four places.

The probability of drawing a peppermint candy out of a jar of 25 candies is 1/5.How many more peppermint candies should be added to the jar in order to increase the probability of drawing a peppermint candy to 1/3?