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Statistics

Long Answer Type

471. Find the mean deviation about the mean for the following data:

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472. Find the mean deviation about the mean for the following data:

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473. Find the mean deviation about the mean for the following data:
Class 0-10 10-20 20-30 30-40 40-50 50-60

111 Views

Short Answer Type

474. Find the mean deviation about the median for the following data:
13, 17, 16, 14, 11, 13, 10, 16, 11, 18, 12, 17

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475. Find the mean deviation about the median for the following data:
3, 9, 5, 3, 12, 10, 18, 4, 7, 19, 21.

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476. The lengths (in cm) of rods in a shop are given as: 42.0, 52.3, 55.2, 72.9, 52.8, 79, 32.5, 15.2, 27.9, 30.2. Find (a) M.D. (Median), (b) M.D. (Mean).

Solution not provided.
Ans. (a) 16.44, (b) 16.44

115 Views

Long Answer Type

477. Find the mean deviation about the mean for the following data.

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15 21 27 30 35

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3 5 6 7 8

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478. Find the mean deviation about the mean for the following data:

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479. Find the mean deviation about the mean for the following data:

116 Views

480. Calculate the mean deviation about median for the following data:

138 Views