What is the probability that exactly two-fifths of the freshmen gain weight

A committee of 4 is to be randomly selected from 8 women and 10 men. What is the probability of having 3 men on the committee? 0.3137 0.1336 0.5214 0.4251

Suppose that 68% of people are left handed. If 24 people are selected at random, what is the probability that exactly 16 of them are left handed? Round to the nearest thousandth.

. Assume that 10% of people are left-handed. Condsider a random sample of 5 people. What is the probability that all of them are left-handed. Please answer quickly

In a New York Times article a reporter stated that seventy three percent of its readers favored the cartoon section. Assuming that fourteen readers are chosen at random, find the probability that at most eight of them favor the cartoon section of the paper. 0.0563 O a. O b. 0.0938 0.1501 C. O d. 0.9437 0.8499 O e.

11.2% of the population is 65 or older. Find the probability that the following number of persons selected at random from 25 people are 65 or older. The probability that at least 3 are 65 or older is?

Approximately 20% of U.S. workers are afraid that they will never be able to retire. Suppose 10 workers are randomly selected. a. What is the probability that none of the workers is afraid that they will never be able to retire?

Suppose the percentage of those completing a master’s degree is 42%. In a randomsample of 9 master’s degree students, what is the probability that exactly 5 willcomplete their degrees?

In a certain community, it is accepted that 85% of households are two-income households. You select a random sample of 150 households. What is the probability that more than 130 of them are two income households?

A poll is given, showing 30% are in favor of a new building project.If 10 people are chosen at random, what is the probability that exactly 6 of them favor the new building project?