Question

6. A couple of college students, frustrated with the current class registration process, decide to ( point survey 500 random students on campus. They find that 84% are also dissatisfied. What is the standard deviation of this binomial distribution? ● 420.0 08.2 67.2 О 0.1 7. The probability of a child being born with light-colored eyes to two articular parents is 0.25. The parents intend to have 5 children. Find the variance of this binonial distribution. point) 00.9 01.0 О 1.3 03.8 8. In a given binomial distribution, there are 625 trials, and the probability of success is p 0.29. ( point What is the variance? 0181.3 0 113 128.7 Ο 443.8 9. A given binornial distribution has a mean of 153.1 and a standard deviation of 18.2. Would a (1 point value of 187 be considered usual or unusual? Why? Usual, because the result is between the minimum and maximum usual values o Usual, because the result is less than the minimum usual value Unusual, because the result is less than the maximum usual value O Uausual, because the result is greater than the maximum usual value. 10. The results of a recent science experiment are found to have a binomial distribution. The poist experiment consisted of 185 trials, and the probability of success in cach trial was 0.712. Find the mean. 259.8 37.9 131.7 O 62

Answer 1