1
GATE CE 2016 Set 2
MCQ (Single Correct Answer)
+1
-0.3
$$X$$ and $$Y$$ are two random independent events. It is known that $$P(X)=0.40$$ and $$\,P\left( {X \cup {Y^C}} \right) = 0.7.$$ Which one of the following is the value of $$P\left( {X \cup Y} \right)$$ $$?$$
A
$$0.7$$
B
$$0.5$$
C
$$0.4$$
D
$$0.3$$
2
GATE CE 2016 Set 2
Numerical
+1
-0
The spot speeds (expressed in km/hr) observed at a road section are $$66, 62, 45, 79, 32, 51, 56, 60, 53$$ and $$49.$$ The median speed (expressed in km/hr) is __________.
Your input ____
3
GATE CE 2016 Set 1
MCQ (Single Correct Answer)
+1
-0.3
Type $${\rm I}{\rm I}$$ error in hypothesis testing is
A
acceptance of the null hypothesis when it is false and should be rejected
B
rejection of the null hypothesis when it is true and should be accepted
C
rejection of the null hypothesis when it is false and should be rejected
D
acceptance of the null hypothesis when it is true and should be accepted
4
GATE CE 2014 Set 2
MCQ (Single Correct Answer)
+1
-0.3
A fair (unbiased) coin was tossed four times in succession and resulted in the following outcomes; (i) Head, (ii) Head, (III) Head, (iv) Head. The probability of obtaining a ''Tail'' when the coin is tossed again is
A
$$0$$
B
$${1 \over 2}$$
C
$${4 \over 5}$$
D
$${1 \over 5}$$
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Fluid Mechanics and Hydraulic Machines
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