Mathematics, 02.01.2020 21:31 jayqq4240
The lifetime of a cheap light bulb is an exponential random variable with mean 36 hours. suppose that 16 light bulbs are tested and their lifetimes measured. use the central limit theorem to estimate the probability that the sum of the lifetimes is less than 600 hours.
Answers: 1
Mathematics, 21.06.2019 19:20
The square root of 9x plus 7 plus the square rot of 2x equall to 7
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Mathematics, 21.06.2019 21:30
The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet
Answers: 3
Mathematics, 21.06.2019 23:00
Joey is asked to name a quadrilateral that is also a rhombus and has 2 pairs of parallel sides.should be his answer
Answers: 1
The lifetime of a cheap light bulb is an exponential random variable with mean 36 hours. suppose tha...
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