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On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

How many solutions does the nonlinear system of equations graphed bellow have?