The following information applies to problems 9 and 10. An urn contains 7 green and 3 red balls. 9. We randomly select 3 balls without replacement from the urn. What is the probability we select exactly 2 green balls? (a) 0.492 (b) 0.525 (c) 0.541 (d) 0.580 10. We randomly select 3 balls with replacement from the urn. What is the probability we select exactly 2 green balls? (a) 0.441 (b) 0.476 (c) 0.511 (d) 0.533

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The following information applies to problems 9 and 10.
An urn contains 7 green and 3 red balls.
9. We randomly select 3 balls without replacement from the urn. What is the probability we select
exactly 2 green balls?
(a) 0.492 (b) 0.525 (c) 0.541 (d) 0.580
10. We randomly select 3 balls with replacement from the urn. What is the probability we select exactly
2 green balls?
(a) 0.441 (b) 0.476 (c) 0.511
(d) 0.533
Transcribed Image Text:The following information applies to problems 9 and 10. An urn contains 7 green and 3 red balls. 9. We randomly select 3 balls without replacement from the urn. What is the probability we select exactly 2 green balls? (a) 0.492 (b) 0.525 (c) 0.541 (d) 0.580 10. We randomly select 3 balls with replacement from the urn. What is the probability we select exactly 2 green balls? (a) 0.441 (b) 0.476 (c) 0.511 (d) 0.533
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