1. Which of the following statements is incorrect? The median is the most appropriate measure of central tendency for highly-skewed data distributions. The variance is always greater than the standard deviation. O A 10% trimmed mean of a given data is solved by removing the largest 1046 and smallest 10% of the data, then computing for the mean. The coefficient of variation is the ratio between the mean and the standard deviation. 2. Springville has recorded the daily number of confirmed COVID cases in the past 8 days to be the following: 12, 20, 18, 8, 5, 7, 2, 2. Let x, #, and &denote the mean, median, and mode of the data set.Which of the following is true about the values of x, *, and *? OF=75,1=7,4=2 O x= 9.25,2 = 7.5.* =2 O x = 9.25,7 = 8,* = 2 O x= 95,7 = 7.5,1 =2 3. In how many distinct ways can the letters of the word "YELLOWWOOD" be rearranged? 50,400 151,200 302400 O 453.600 4. There are two groups of students with & and 9 members, respectively. The first group consists of 5 boys and 3 girls, while the second group consists of 3 boys and 6 girls. The teacher randomly selects two representatives from each group.What is the probability that at least one of the representatives is a boy? O 0.1786 O 0.1875 O 0.8214 0.9554