Mathematics, 16.07.2019 01:20 lanettejohnson355
Amachine is made-up of four independent components: a, b, c, and d. the probability that each works is p(a) = .90, p(b) = .70, p(c) = .80, p(d) = .90.what is the probability that none of the four components work?
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Mathematics, 21.06.2019 19:00
Witch represents the inverse of the function f(x)=1/4x-12
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Mathematics, 21.06.2019 20:30
Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.
Answers: 1
Mathematics, 21.06.2019 22:00
What is the length of the segment, endpoints of which are intersections of parabolas y=x^2β 11/4 xβ 7/4 and y=β 7 /8 x^2+x+ 31/8 ?
Answers: 1
Amachine is made-up of four independent components: a, b, c, and d. the probability that each works...
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