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Short Answer Type

451.

Find the median of the data: 111, 129, 143, 118, 120, 125, 170, 162.

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452.

Find the median of the data:

109 Views

453.

Find the median of the data:

121 Views

454. Find the median for following distribution:

112 Views

Long Answer Type

455. Find the mean deviation about the mean for the following data:
38, 70, 48, 40, 42, 55, 63, 46, 54, 44

464 Views

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

space x subscript i

5 10 15 20 25

space f subscript i

7 4 6 3 5

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

135 Views

Short Answer Type

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

The given data in ascending order is 3, 3, 4, 5, 7, 9, 10, 12, 18, 19, 21
Total number of terms = 11 $rightwards double arrow$ N = 11 (odd)
∴ median = $<pre>uncaught exception: mkdir(): Permission denied (errno: 2) in /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php at line #56mkdir(): Permission denied in file: /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php line 56 #0 [internal function]: _hx_error_handler(2, 'mkdir(): Permis...', '/home/config_ad...', 56, Array) #1 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php(56): mkdir('/home/config_ad...', 493) #2 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/FolderTreeStorageAndCache.class.php(110): com_wiris_util_sys_Store->mkdirs() #3 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/RenderImpl.class.php(231): com_wiris_plugin_impl_FolderTreeStorageAndCache->codeDigest('mml=<math xmlns...') #4 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/TextServiceImpl.class.php(59): com_wiris_plugin_impl_RenderImpl->computeDigest(NULL, Array) #5 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/service.php(19): com_wiris_plugin_impl_TextServiceImpl->service('mathml2accessib...', Array) #6 {main}</pre>$
But, $straight T subscript 6 space equals space 9$
∴ the median is 9.
$space space space sum open vertical bar straight x minus Med. close vertical bar space equals space open vertical bar 3 minus 9 close vertical bar space plus space open vertical bar 3 minus 9 close vertical bar space plus space open vertical bar 4 minus 9 close vertical bar space plus space open vertical bar 5 minus 9 close vertical bar space plus space open vertical bar 7 minus 9 close vertical bar space plus space open vertical bar 9 minus 9 close vertical bar space plus space open vertical bar 10 minus 9 close vertical bar space plus space open vertical bar 12 minus 9 close vertical bar$ $plus space open vertical bar 18 minus 9 close vertical bar space plus space open vertical bar 19 minus 9 close vertical bar space plus space open vertical bar 21 minus 9 close vertical bar$
= 6 + 6 + 5 + 4 + 2 + 0 + 1 + 3 + 9 + 10 + 12 = 58
$straight M. straight D. space left parenthesis Med right parenthesis. space equals space fraction numerator sum open vertical bar straight x minus Med. close vertical bar over denominator straight N end fraction space equals space 58 over 11 equals 5.27$