The total number of hours, in units of 100 hours, that a family runs a vacuum cleaner over a period of one year is a random variable X having the density function shown to the right. Find the variance...

The total number of hours, in units of 100 hours,<br>that a family runs a vacuum cleaner over a period of<br>one year is a random variable X having the density<br>function shown to the right. Find the variance of X.<br>(x - 4),<br>2- (x - 4), 5<x<6,<br>4 <x<5,<br>f(x) =<br>0,<br>elsewhere<br>The variance is<br>(Round to three decimal places as needed.)<br>

Extracted text: The total number of hours, in units of 100 hours, that a family runs a vacuum cleaner over a period of one year is a random variable X having the density function shown to the right. Find the variance of X. (x - 4), 2- (x - 4), 5<><6, 4=""><><5, f(x)="0," elsewhere="" the="" variance="" is="" (round="" to="" three="" decimal="" places="" as="">

Jun 03, 2022

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The total number of hours, in units of 100 hours, that a family runs a vacuum cleaner over a period of one year is a random variable X having the density function shown to the right. Find the variance...

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