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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 is 33
hours and the median is 29.2
hours. Twenty-four of the families in the sample turned on the television for 18
hours or less for the week. The 9th percentile of the data is 18
hours.
Step 2 of 5 : Approximately how many families are in the sample? Round your answer to the nearest integer.
Sagot :
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