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Suppose that the graph of the CDF of the random variable X contains the points (2,0.9) and (4,0.99).

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johnconar
 
Reply Sun 24 Jul, 2022 07:43 am
Suppose that the graph of the CDF of the random variable X contains the points (2,0.9) and (4,0.99). What is P(2<X<4)

a). 0.0945
b). 0.09
c). 0.9
d). 0.99
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engineer
 
  2  
Reply Sun 24 Jul, 2022 03:21 pm
@johnconar,
B

90% of values are between 0 and 2. 99% are between 0 and 4. That means 9% are between 2 and 4
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