Mathematics, 19.10.2021 22:30 liliaboop8618
An electrical company claims that the average life of the bulbs it manufactures is 1,300 hours with a standard deviation of 260 hours. if a random sample of 110 bulbs is chosen, what is the probability that the sample mean will be: a. greater than 1,160 hours?
Answers: 3
Mathematics, 21.06.2019 18:30
The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base
Answers: 1
Mathematics, 21.06.2019 21:30
One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?
Answers: 1
An electrical company claims that the average life of the bulbs it manufactures is 1,300 hours with...
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