Create the quadratic function that contains the points (0, -2), (1, 0) and (3, 10). Show all of your work for full credit. (It doesn't have any answer choices)

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

Give another definition of variability and explain how it can be calculated.