The annual per capita consumption of bottled water was 31.531.5 gallons. Assume that the per capita consumption of bottled water is approximately normally distributed with a mean of 31.531.5 and a standard deviation of 1111 gallons.

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Two parallel lines are crossed by a transversal. what is the value of x? x = 40 x = 70 x = 110 x = 130

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?