The company installs 5000 light bulbs with an average of 500 hours for each bulb. The standard deviation of 100 hours and distribution approximated by a normal curve. The percentage of bulbs that can be expected to last the period of time of less than 690 hours is 97.1%. This will make the answer to be C.
<span>The change in shape or volume of a rock body during deformation is known as "Strain"
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ANSWER: 7 1/7 = 714.29%
3 ÷ 400 = 0.0075
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0.0075 × 100 = 0.75
ANSWER: 3/400 = 0.75%
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0.0054 × 100 = 0.54
ANSWER: 0.54%
The directrix of a parabola<span> is the horizontal line found by subtracting p p from the y-coordinate k k of the vertex if the </span>parabola<span> opens up or down. Substitute the known values of p p and k k into the formula and simplify. Use the </span>properties<span> of the </span>parabola<span> to analyze and graph the </span>parabola<span>.</span>
It's 3.01 sorry wrong question please forgive me