When Jeriel commutes to work, the amount of time it takes him to arrive is normally distributed with a mean of 50 minutes and a standard deviation of 2.5 minutes. Using the empirical rule, determine the interval that represents the middle 95% of his commute times.

What is the value of x in the following equation? -3x-2=2x+8

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?

Non-euclidean geometry was discovered when, in seeking cleaner alternatives to the fifth postulate, it was found that the negation could also be true a. true b.false