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Standard XIII

Mathematics

Range

There are 2n ...

Question

There are 2n observations whose range is 3. Further one half of its observations are equal to 5 and
other half of observations all are equal. The values of each of these observations can be

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Solution

The correct option is A 2
$L e t t h e u n k n o w n o b s e r v a t i o n s b e k, k, k, . . . (n i s n u m b e r) . T h e n | 5 - k | = 3 (∴ r a n g e i s 3) K = 2 O R 8 ∴ r e q u i r e d v a l u e i s 2.$

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There are 2n observations whose range is 3. Further one half of its observations are equal to 5 and other half of observations all are equal. The values of each of these observations can be

The correct option is A 2Let the unknown observations be k,k,k,...(n is number). Then|5−k|=3 (∴ range is 3)K=2 OR 8∴ required value is 2.

There are 2n observations whose range is 3. Further one half of its observations are equal to 5 and
other half of observations all are equal. The values of each of these observations can be

The correct option is A 2
$L e t t h e u n k n o w n o b s e r v a t i o n s b e k, k, k, . . . (n i s n u m b e r) . T h e n | 5 - k | = 3 (∴ r a n g e i s 3) K = 2 O R 8 ∴ r e q u i r e d v a l u e i s 2.$