Mathematics, 26.09.2019 19:00 viodsenpai
In a string of christmas lights, if any bulb fails, the entire string goes dark. suppose a bulb has a 2% chance to fail before the end of the season. further, assume that one bulb’s failure is independent of the others. if the string contains 20 bulbs, what is the probability the string fails during the holiday season (i. e. at least one of the bulbs fails)?
Answers: 2
Mathematics, 21.06.2019 17:10
The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable
Answers: 2
Mathematics, 21.06.2019 23:30
Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000
Answers: 1
In a string of christmas lights, if any bulb fails, the entire string goes dark. suppose a bulb has...
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