The awnser to that question is 80000
Given that t<span>he
mean lifespan of a sylvania light bulb is 1600 hours with a standard
deviation of 300 hours, an iqr of 450 hours, and a range of 690 hours.
the lifespan distribution is relatively symmetric.
Since, the distribution is relatively symmetric, the measure of
spread that is the best measurement is the standard deviation.</span>
Answer:
The answer is 0.725 Please mark me brainliest xd
Answer:
The answer is A. 145
Step-by-step explanation:
Hope this helped : )
283,573 rounded to the nearest ten thousand is 280,000
