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1
TS EAMCET 2023 (Online) 12th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Two bad eggs are mixed accidentally with 10 good ones. If three eggs are drawn at random from this lot in succession without replacement, then the variance of the probability distribution of the number of bad eggs drawn is

A
$17 / 44$
B
$15 / 44$
C
$13 / 44$
D
$8 / 44$
2
TS EAMCET 2023 (Online) 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
A student is given 6 questions in an examination with true or false type of answers. If he writes 4 or more correct answers, he passes in the examination. The probability that he passes in the examination is
A
$5 / 32$
B
$7 / 32$
C
$11 / 32$
D
$3 / 32$
3
TS EAMCET 2023 (Online) 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
If $P(X=x)=c\left(\frac{2}{3}\right)^x ; x=1,2,3,4, \ldots$ is a probability distribution function of a random variable $X$, then the value of $c$ is
A
$1 / 4$
B
$1 / 3$
C
$1 / 2$
D
$1 / 6$
4
TS EAMCET 2023 (Online) 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
In a non-leap year, the probability of getting 53 Sundays or 53 Tuesdays or 53 Thursdays is
A
$\frac{1}{7}$
B
$\frac{2}{7}$
C
$\frac{3}{7}$
D
$\frac{4}{7}$
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