HELP! the age of five siblings are as follows: 2,5,7,9,11,15.Is this normal distribution or not? use mean, median, mode to answer the question?​

How do i multiply two digit numbers

Which of the following is an example of conditional probability

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.