Solve the system of equations using the graphing method. What does the graph look like? y = x
y = (-2/3)x + 5

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $36.98. find the probability that a randomly selected bill will have an amount greater than $173, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?