GO DEEPER In the last six months, Sonia's family used 456, 398,655, 508, 1,186, and 625 minutes on their cell phone plan. In an effort to spend less time on the phone each month, Sonia's family wants to

GO DEEPER

In the last six months, Sonia's family used 456, 398,655, 508,
1,186, and 625 minutes on their cell phone plan. In an effort to spend less
time on the phone each month, Sonia's family wants to try and keep the
mean cell phone usage at 600 minutes or less. Over the last 6 months,
by how many minutes did the mean number of minutes exceed their goal?

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GO DEEPER In the last six months, Sonia's family used 456, 398,655, 508, 1,186, and 625 minutes on their cell phone plan. In an effort to spend less time on the phone each …

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