- 8th
- Maths
- Data Handling
- Chance and Probability

Data Handling

Maths

Class 8

Define the words "random experiment" and "outcome". Identify experiments with equally likely outcomes. Define an event and identify all outcomes corresponding to an event. Discuss chance and Probability related to real life.

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$8$

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In an entrance test is graded on the basis of two examinations, the probability of a randomly chosen student passing the first examination is $0.8$ and the probability of passing the second examination is $0.7.$ The probability of passing at least of them is $0.95$. What is the probability of passing both?

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Suppose an integer from $1$ through $100$ is chosen at random , find the probability that the integer is a multiple of $2$ or a multiple of $9$.

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Outcome: | 1 | 2 | 3 | 4 | 5 | 6 |

Frequency: | 21 | 9 | 14 | 23 | 18 | 15 |

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