Question 1179422
<pre><font face = "consolas" color = "indigo" size = 3><b>
Hi
Distribution: approximately normal with µ = 13.9 and σ = 3.7
Using TI or similarly an inexpensive calculator like an Casio fx-115 ES plus
The 3% of items with the shortest lifespan will last less than how many years?

invNorm( .03, 13.9, 3.7)  = 6.9
The 3% of items with the shortest lifespan will last less than 6.9 yrs

Wish You the Best in your Studies.
</font></b></pre>