What is the range of the following set of data? { 2,5,2,8,45,8,17,9,16}

One marble jar has several different colored marbles inside of it. It has 1 red, 2 green, 4 blue, and 8 yellow marbles. All the marbles are the same size and shape. If Peter takes out a marble from the jar without looking, what is the probability tha

Median of 7, 6, 4, 8, 2, 5, 11 is

The PE room at school has a variety of colored balls that can be used to play in the school yard. There are 16 red balls, 12, blue balls, 8 yellow balls, and 11 pink balls. What is the probability that you are going to get a pink ball?