A survey was conducted from a random sample of 8225 Americans, and one variable that was recorded for each participant was their answer to the question, "How old are you?"The mean of this data was found to be 42, while the median was 37. What does this tell you about the shape of this distribution? It is skewed left. It is symmetric. It is skewed right. There is not enough information

A survey was conducted from a random sample of 8225 Americans, and one variable that was recorded for each participant was their answer to the question, "How old are you?"The mean of this data was found to be 42, while the median was 37. What does this tell you about the shape of this distribution?

In a certain country, retirement age is known to follow a left-skewed distribution with a mean value of 63.78 years and a standard deviation of 3.89 years. Suppose we take a random sample of 17 members of this country, and calculate their average age at retirement. What is the probability that this sample has an average value of at most 63.88 years?Give your answer to four decimal places. If the question cannot be answered with the information given, enter -1 as your answer.

In a distribution with a left skew, the mean is most likely ________ the medianQuestion 13Select one:a.approximately the same asb.larger thanc.smaller than

The skewness of the Normal distribution is ______.

What does a negative skewness value indicate about a distribution?The distribution is skewed to the right.The distribution is skewed to the left.The distribution is symmetrical.The distribution is flat