Mathematics, 04.08.2019 23:40 burnsmykala23
The test results for 20 samples of polycarbonate plastic from a supplier showed that 15 samples had high resistance whereas five samples had low resistance. four samples were selected randomly and without replacement. a. what is the probability that exactly one sample shows high resistance? b. what is the probability that at least one sample shows high resistance? c. what is the probability that three or more parts in the sample show high resistance? d. in addition to the 5 samples having low resistance, six samples had high scratch. what is the probability that exactly one sample has low resistance and exactly one sample has high scratch
Answers: 1
Mathematics, 21.06.2019 22:00
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, 21.06.2019 23:00
Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction
Answers: 2
Mathematics, 21.06.2019 23:20
Which shows a reasonable estimation for 124% of 42 using the distributive property?
Answers: 1
The test results for 20 samples of polycarbonate plastic from a supplier showed that 15 samples had...
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