CUET Mathematics - A fair coin is tossed 100 times. The probability of getting head an odd number of times is | PYQs + Solutions

CUET Mathematics 2025 30 May Shift 1

Algebra

Medium

applied

$\frac{1}{2}$

$\frac{1}{8}$

$\frac{3}{8}$

$\frac{80}{100}$

✅ Correct Option: 1

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3 June Shift 1

A random variable X has the following probability distribution:

X	2	3	4	5
P(X)	5/k	7/k	9/k	11/k

Then the value of $\frac{k}{4}$ is:

27 May Shift 1

It is given that 3% of items manufactured by an industry are defective. The probability that a packet of 250 items contains one defective item is: [Given: $e^{-7.5} \approx 0.000553$ ]

22 May Shift 1

A random variable X has the following probability distribution:

X	-2	-1	0	1	2	3
P(X)	0.1	0.2	k	0.3	2k	0.1

then which of the following are TRUE?

(A) $k=0.1$

(B) $P(X < 1) = 0.4$

(D) $P(0 < X < 3) = 0.5$

Choose the correct answer from the options given below:

CUET Mathematics 2025 30 May Shift 1 PYQs

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