Statistics and Probability: JEE Main 2021 Mathematics question

JEE Main 2021 · 31 Aug, Evening shift · Q5469

JEE Main 202131 Aug, Evening shiftMathematicsMediumStatistics and Probability258× since 2002

The mean and variance of 7 observations are 8 and 16 respectively. If two observations are 6 and 8, then the variance of the remaining 5 observations is :

Statistics and Probability: JEE Main 2021 Mathematics question

JEE Main 2021 · 31 Aug, Evening shift · Q5469

JEE Main 202131 Aug, Evening shiftMathematicsMediumStatistics and Probability258× since 2002

The mean and variance of 7 observations are 8 and 16 respectively. If two observations are 6 and 8, then the variance of the remaining 5 observations is :

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