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JEE Main · Statistics and Probability · Quiz

Statistics and Probability — quick quiz

5 JEE Main-pattern questions on Statistics and Probability. Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 5

Easy

For a certain grouped data, the mean is 30 and the standard deviation is 5. If each observation is multiplied by 2 and then increased by 10, what will be the new standard deviation?