According to a nationwide survey, 60% of parents with young children condone spanking their child as a regular form of punishment (tampa tribune, oct. 5, 2000). consider a random sample of three people, each of whom is a parent with young children. assume that x, the number in the sample who condone spanking, is a binomial random variable. a. what is the probability that none of the three parents condones spanking as a regular form of punishment for their children? b. what is the probability that at least one condones spanking as a regular form of punishment? c. give the mean and standard deviation of x. interpret the results.