The following table is the frequency distribution for the amount 'screen time' (in hours) had each...

 

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The following table is the frequency distribution for the amount 'screen time' (in hours) had each day by 50 employees at a large, multinational corporation. Screen time is loosely defined as time spent using a computer, tablet, gaming console, television, or smart phone. Screen Time Freq 0 < x <6 28 6 x 12 20 12 x 18 2 Are these population or sample data? Select an answer Use the table above to make the following calculations. Round solutions to three decimal places, if necessary. Mean = Variance = Standard Deviation = The following table is the frequency distribution for the amount 'screen time' (in hours) had each day by 50 employees at a large, multinational corporation. Screen time is loosely defined as time spent using a computer, tablet, gaming console, television, or smart phone. Screen Time Freq 0 < x <6 28 6 x 12 20 12 x 18 2 Are these population or sample data? Select an answer Use the table above to make the following calculations. Round solutions to three decimal places, if necessary. Mean = Variance = Standard Deviation =