A number x is chosen at random from the numbers-3,-2,-1,0,1,2,3,the probability that | x | < 2 is?
The answer is given as 3/7,
Kindly give me an explanation.
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Answered by
11
No of numbers in set=7
sample space is {-3,-2,-1,0,1,2,3}
no of elements in subset = 7
so N(s) =7
the event taken is x<2
event set is {-3,-2,-1,0,1}
no of elements in event set = 5
N(e)=5
probability that x<2=N(e)/N(s)
=5/7.
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Answered by
0
Hi buddy
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