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The number of hours per week that the television is turned on is determined for each family in a sample. The mean of the data

The number of hours per week that the television is turned on is determined for each family in a sample. The mean of the data is35 hours and the median is31.2 hours. Twenty-four of the families in the sample turned on the television for20 hours or less for the week. The 12thpercentile of the data is20 hours.

What is the value of the 50thpercentile?

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