Statistics and Probability: JEE Main 2020 Mathematics question

JEE Main 2020 · 4 Sep, Morning shift · Q32

JEE Main 20204 Sep, Morning shiftMathematicsMediumStatistics and Probability258× since 2002

The probability of a man hitting a target is

{1 \over {10}}

. The least number of shots required, so that the probability of his hitting the target at least once is greater than

{1 \over {4}}

, is ____________.

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2020 · 4 Sep, Morning shift · Q32

JEE Main 20204 Sep, Morning shiftMathematicsMediumStatistics and Probability258× since 2002

The probability of a man hitting a target is

{1 \over {10}}

. The least number of shots required, so that the probability of his hitting the target at least once is greater than

{1 \over {4}}

, is ____________.

Your answerType your answer. Integers and decimals are accepted.

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