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Short Quiz - Chapter 13 Class 12 Probability

Chapter 13 Class 12 Probability | 5 questions | about 4 minutes

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Question 1 of 5
Question 1 of 5
A circular wheel with numbers 1 to 20 on its surface is rolled twice. What is the probability of getting two 13's ?
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Question 2 of 5
CBSE Board Exam 2025
The probability distribution of a random variable X is given by :

X-4-3-2-10
\(\mathrm{P}(\mathrm{X})\)0.10.20.30.20.2


Then \(\mathrm{E}(\mathrm{X})\) of distribution is
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Question 3 of 5
CBSE Board Exam 2026
If E and F are two independent events such that \(\mathrm{P}(\mathrm{E})=\frac{3}{10}, \mathrm{P}(\mathrm{E} \cup \mathrm{F})=\frac{1}{2}\), then \(\mathrm{P}(\mathrm{E} \mid \mathrm{F})-\mathrm{P}(\mathrm{F} \mid \mathrm{E})\) is equal to :
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Question 4 of 5
CBSE Board Exam 2025
If E and F are two events such that \(\mathrm{P}(\mathrm{E})>0\) and \(\mathrm{P}(\mathrm{F}) \neq 1\), then \(\mathrm{P}(\overline{\mathrm{E}} / \overline{\mathrm{F}})\) is
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Question 5 of 5
Two unbiased coins are tossed. If one coin shows head, the probability that the other also shows head is \(\_\_\_\_\)
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