A box contains 3 red balls and 5 black balls. Balls are drawn randomly one at a time with replacement from the box. The probability that the third red ball is the seventh ball drawn b.0.282 a. 0.169 5. A box contains 20 balls c. 0.179 d. 0.121 None e. None

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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e. None
4. A box contains 3 red balls and 5 black balls. Balls are drawn randomly one at a time with
replacement from the box. The probability that the third red ball is the seventh ball drawn is.
a. 0.169
b.0.282
c. 0.179
d. 0.121
e. None
5. A box contains 20 balls, 13 of them are red and the rest are blue. Three balls are drawn randomly
without replacement. The probability of getting at least 1 blue ball is.
a) 0.749
b) 0.251
c) 0.479
d) 0.521
d. 0.976
e) none
Transcribed Image Text:e. None 4. A box contains 3 red balls and 5 black balls. Balls are drawn randomly one at a time with replacement from the box. The probability that the third red ball is the seventh ball drawn is. a. 0.169 b.0.282 c. 0.179 d. 0.121 e. None 5. A box contains 20 balls, 13 of them are red and the rest are blue. Three balls are drawn randomly without replacement. The probability of getting at least 1 blue ball is. a) 0.749 b) 0.251 c) 0.479 d) 0.521 d. 0.976 e) none
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