Let the median and the mean deviation about the median of 7 observation 170,125,230,190,210, a, b be 170 and 205/7 respectively. Then the mean deviation about the mean of these 7 observations is:

Statistics and Probability: JEE Main 2024 Mathematics question

JEE Main 2024 · 1 Feb, Morning shift · Q5490

JEE Main 20241 Feb, Morning shiftMathematicsMediumStatistics and Probability258× since 2002

Let the median and the mean deviation about the median of 7 observation

170,125,230,190,210

, a, b be 170 and

\frac{205}{7}

respectively. Then the mean deviation about the mean of these 7 observations is :

JEE Main 2024 · 1 Feb, Morning shift · Q5490

JEE Main 20241 Feb, Morning shiftMathematicsMediumStatistics and Probability258× since 2002

Let the median and the mean deviation about the median of 7 observation

170,125,230,190,210

, a, b be 170 and

\frac{205}{7}

respectively. Then the mean deviation about the mean of these 7 observations is :