what is the mean, median, mode?

1, 2, 4, 7, 9, 10, 10, 13

which can't be a probability?

0.0001, 0, square root of 2/3, -0.5

what is P(-1.35

what is the max and min for the following:

1: 4, 5, 6, 6, 6, 7, 8, 9

2: 0, 1, 1, 2, ,3 ,4 ,4 ,5, 6, , 6, 7, ,7 ,7 , 8, 8, 9, ,9 ,9

3: 0, 1, 1, 2, ,3 ,4 ,4 ,5, 5, 6, 6, 6, 7 , 8, 8, 9, ,9

4: 0, 1