Mathematics, 17.06.2020 04:57, sierrastrickland99
The time taken to assemble a laptop computer in a certain plant is a random variable having a normal distribution of 20 hours and a standard deviation of 2 hours. What is the probability that a laptop computer can be assembled at this plant in a period of time
a)Less than 19.5 hours?
b)Between 20 hours and 22 hours?
Answers: 3
Mathematics, 21.06.2019 22:00, harrypottergeek31
Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft. what is the area of the stage? enter your answer in the box. ft²
Answers: 2
Mathematics, 22.06.2019 00:00, tuetheturtle
The letters g e o r g i a are placed in a bag . if you picked a card and knew it was a vowel , what is the probability that it is an a ?
Answers: 1
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