A binomial experiment has the given number of trials ? and the given success probability P. n= 8, p=0.3 art 1 of 3 V (a) Determine the probability P (3). Round the answer to at least three decimal places. P(3) = 0.2541 Part: 1 / 3 Part 2 of 3 (b) Find the mean. Round the answer to two decimal places. The mean is. A binomial experiment has the given number of trials 71 and the given success probability P. n = 12, p= 0.8 Part 1 of 3 V (a) Determine the probability P (11 or more). Round the answer to at least four decimal places. P(11 or more) = 0.2749 Part: 1 / 3 Part 2 of 3 (b) Find the mean, Round the answer to two decimal places. The mean is A binomial experiment has the given number of trials / and the given success probability P. n = 12, p = 0.8 Part 1 of 3 (a) Determine the probability P (11 or more). Round the answer to at least four decimal places P(11 or more) = 0.2749 Part: 1 / 3 Part 2 of 3 (b) Find the mean, Round the answer to two decimal places. The mean isFollowing is the probability distribution of a random variable that has eight members . Four members w Committee: The Student Council at a certain school has eight mesures. 1 0 1 2 3 consisting of a president, a vice president, a secretary, and a tre P (x) | 0.07 0.14 0.45 0.21 0.13 Part 1 of 4 Sand data to Excel In how many ways can these four positions be filled ? There are 1680 ways to fill the four positions. Part 1 of 3 V ( 3 ) Find the probability that a stu at participates in exactly two activities. Part 2 of In exactly two activities is 0.45 V In how many ways can four people be chose matter who gets which position? There are |70 ways to choos Part 2 of 3 matter who gets which position. V (b ) Find the probability that a student participates in more than two activities . Part : 2 / 4 The probability that a student participates in more than two activities is 0.34 art 3 of 4 Part: 2 / 3 Four of the people on Stu Part 3 of 3 president, Yolanda is vice president, Xavier is secretary, and Walter is treasurer? Round your answers to at least 6 decimal The probability that Zachary is president, er is Following is the probability distribution for the age of a student at a certain public high school. Choosing officers: A committee consists of twelve women and eleven men. Four committee members will be chosen as officers. 14 15 16 17 18 B Part 1 of 4 V P(x) 0.08 0.24 0.23 0.28 0.15 0.02 How many different choices are possible ? There are |8855 different possible choices, Send data to Excel Part 1 of 2 Part 2 of 4 V (a) Find the standard deviation of the ages. Round the answer to four decimal places. How many different choices ar The standard deviation of the ages is 1.2500 . There are 495 different choices possible if all the officers are to be women. Part 3 of 4 Part : 1 / 2 How many different choices are possible if all the officers are to be men? Part 2 of 2 There are 330 different choices possible if all the officers are to be men. (b ) Find the variance of the ages. Round the answer to four decimal places . The variance of the ages is Part : 3 / 4 Part 4 of 4 What is the probability that all the officers are women? Round your answers to at least 4 decimal places. the probability that all the officers are women is Fifteen items or less: The number of customers in line at a super checkout counter is a random variable with the following probability distribution. x 0 1 2 3 P(x) 0.10 0.20 0.30 0.20 0.10 0.10 Send data to Excel Part 1 of 7 V (3 ) Find P ( 3 ) . P (3) = 0.20 Part: 1 / 7 Part 2 of 7 b ) Find P ( No more than 1) P (No more than 1) =.