A company installs 5000 light bulbs, each with an average life of 500 hours, standard deviation of 100 hours, and dis
Posted: Wed Jul 06, 2022 11:49 am
A company installs 5000 light bulbs, each with an averagelife of 500 hours, standard deviation of 100 hours, anddistribution approximated by a normal curve. Find the approximatenumber of bulbs that can be expected to last the specified periodof time.
Less than 200 hours
Less than 200 hours