What do DTM mean?

What is a general fact rule or principle expressed in mathematical symbols? How is a bar graph and dot plots different? What is Correlation Design? Do virgins bleed a lot? 85 percent of 142? Which of these is best used for displaying frequency distributions when one or two categories make up a large proportion of the total? What is the standard deviation for Wechsler intelligence for children? What do the express a bias means? The mean of nine numbers is 27 and if two of the numbers 94 and 163 are taken out of the set of 9 numbers what will the mean of the remaining 7 numbers be? Is 8 stone heavy for a 13 year old? What is mean by the comparability convention? Is 85th percentile a passing mark? What is mean by 7segment distribution board? How can you determine the probability when x equals 2 in a binomial situation where n equals 7 and pie equals 0.25? What is the average time a share of stock is held? Difference between Karl Pearson and spearmans rank order coefficient? 3 5 7 9 what is the median? When two dice are thrown simultaneously what is the probability that the sum of two numbers that turn up is less than 11? If you are rh negative and 3 of your 4 children are rh negative and more than 50 of your grandchildren are rh negative what is the probability of you coming from parents that are both rh positive? What is a mode on a graph?