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the ratio of defective components

the ratio of defective components to non defective components was 2 to 19. if 38 components were none defective, how many were
1. 1 answer
2. asked by Ej
3. 441 views
In a random sample of 400 electrical components,100 are found to be defective.if the hypothesis is that 20% of the components
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2. asked by sharon
3. 693 views
Defective components: A lot of 11 components contains 4 that are defective. Two components are drawn at random and tested. Let A
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2. 14 views
A lot of 1082 components contains 210 that are defective. Two components are drawn at random and tested. Let A be the event that
1. 1 answer
2. 21 views
A product is assembled from 3 components X,Y,Z and the probability of these components being defective is 0.01, 0.02,0.05. i
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2. asked by Taskeen
3. 1,975 views
A manufacturing process has 100 customer orders to fill. Each order requires one component part that is purchased from a
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2. asked by Anonymous
3. 1,298 views
Suppose that 8% of a certain batch of calculators have a defective case, 11% havedefective batteries, and 3% have both of these
1. 3 answers
2. asked by Anonymous
3. 2,021 views
3 batteries are chosen at random from 15 batteries of which 5 are defective. Find the probability if:1) none of 3 are defective
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2. asked by Someonehunidshelp
3. 804 views
In a factory, machine A, B and C produce electronic components. Machine A produces 16% of the components, machine B produces 50%
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2. asked by kevin
3. 1,597 views
Two lamps are to be chosen from pack of 12 lamps where four are defective and the rest are non defective. what is the probablity
1. 4 answers
2. asked by Estifanos
3. 2,523 views