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Recent questions and answers in Probability and Statistics
+1
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GATE201264
An automobile plant contracted to buy shock absorbers from two suppliers $X$ and $Y.$ $X$ supplies $60\%$ and $Y$ supplies $40\%$ ... chosen shock absorber, which is found to be reliable, is made by $Y$ is $0.288$ $0.334$ $0.667$ $0.720$
asked
Mar 20, 2018
in
Probability and Statistics
by
Andrijana3306
(
1.5k
points)
gate2012me
probability
conditionalprobability
0
votes
1
answer
GATE2018224
The arrival of customers over fixed time intervals in a bank follow a Poisson distribution with an average of $30$ customers/hour. The probability that the time between successive customer arrival is between $1$ and $3$ minutes is _____ (correct to two decimal places)
answered
Feb 22, 2018
in
Probability and Statistics
by
Balaji Jegan
(
1.2k
points)
gate2018me2
numericalanswers
0
votes
1
answer
GATE2018227
Let $X_1$ and $X_2$ be two independent exponentially distributed random variables with means $0.5$ and $0.25$, respectively. Then $Y=\text{min}(X_1, X_2)$ is exponentially distributed with mean $1/6$ exponentially distributed with mean $2$ normally distributed with mean $3/4$ normally distributed with mean $1/6$
answered
Feb 22, 2018
in
Probability and Statistics
by
Balaji Jegan
(
1.2k
points)
gate2018me2
0
votes
0
answers
GATE201811
Four red balls, four green balls and four blue balls are put in a box. Three balls are pulled out of the box at random one after another without replacement. The probability that all the three balls are red is $1/72$ $1/55$ $1/36$ $1/27$
asked
Feb 17, 2018
in
Probability and Statistics
by
Arjun
(
21.2k
points)
gate2018me1
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