There are 30 students in class. The probability that a student forgets a pencil is 20%. Use line 125 to simulate the 30 students in class and show how many forgot their pencil.

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Which number line correctly shows 0.8 + 0.3?