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revprevAdminJan 18'24 at 1:30−26
revcurprevAdminJan 18'24 at 1:25+23
revcurprevAdminJan 18'24 at 0:30+26
revcurAdmin (Created page with " For a new light bulb, you are given: i) <math>{ }_{t} q_{0}=\frac{t^{2}+t}{72}</math> for <math>0 \leq t \leq 8</math> ii) <math>T_{0}</math> is the random variable representing the future lifetime Calculate <math>\operatorname{Var}\left[T_{0}\right]</math>. <ul class="mw-excansopts"><li> 3.9</li><li> 4.1</li><li> 4.3</li><li> 4.5</li><li> 4.7</li></ul>")Jan 15'24 at 19:39+360