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06 May 2019, 01:20
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C
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Difficulty:
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78% (00:58) correct
22%
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wrong
based on 85
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James and Logan are taking batting practice. If their individual probabilities of hitting a homerun are x and y, respectively, then what is the probability that James will not hit a homerun but Logan will?
A. x – xy
B. x – y^2
C. y – xy
D. y/x
E. 1/x - y
A. x – xy
B. x – y^2
C. y – xy
D. y/x
E. 1/x - y
06 May 2019, 01:24
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James probability of not hitting home run = 1-x
Logan probability of hitting a home run = y
Therefore required probability = (1-x)y = y-xy
Option C
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Logan probability of hitting a home run = y
Therefore required probability = (1-x)y = y-xy
Option C
Posted from my mobile device
06 May 2019, 03:37
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Bunuel
James and Logan are taking batting practice. If their individual probabilities of hitting a homerun are x and y, respectively, then what is the probability that James will not hit a homerun but Logan will?
A. x – xy
B. x – y^2
C. y – xy
D. y/x
E. 1/x - y
A. x – xy
B. x – y^2
C. y – xy
D. y/x
E. 1/x - y
P not hitting hr ; 1-x and hitting y
so total p ; y-xy
IMO C
