Median

IMPORTANT

Median: Overview

This topic covers concepts, such as, Median, Median as the Middle Most Observation in the Data, Understanding Applications of Measures of Central Tendency & Relationship between Measures of Central Tendency etc.

Important Questions on Median

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In ascending order, the correct sequence of mean, mode and median for 3,7,9,11,5,2,11,7,4,6,7,5,3,11,3,7 is—

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The data of different natural numbers 4, 7, 10, 14, 2x+3, 2x+5, 22, 23, 30, 50 are in ascending order. How many possible values are there for the median of the data for various values of x?

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What is the median of all possible factors of 120?

HARD
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Find the median for the given grouped frequency distribution.

x 21 23 25 26 29
f 150 147 a 225 325

Where,

a, is the mean for the continuous data given below

Class 50-100 100-150 150-200 200-250
Number of people 100 200 300 400

 

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The median of the data 7, 21 ,2 ,17 ,3 ,13 ,7 ,4 ,9 ,7 ,9 is:

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The mean of 1, 7, 5, 3, 4 and 4 is m. The numbers 3, 2, 4, 2, 3, 3 and p have mean m-1 and median q. The values of p and q are respectively

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The deviations from median are _____ if negative signs are ignored as compared to other measures of central tendency.

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In the case of a continuous frequency distribution, the size of the _____ item indicates class interval in which the median lies.

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Half of the numbers in an ordered set have values less than the ____ and half will have values greater than the ____

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Coefficient of Quartile Deviation is

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In a symmetrical distribution when the 3rd  quartile plus 1st  quartile is halved, the value would give

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The median of the numbers 11,10,12,13,9 is

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For the values of a variable 3,1,5,2,6,8,4 the median is

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(n+1)2 th term is median if n is

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Out of a total of 20 observations arranged is ascending order 10th and 11thobservations are 40 and 44. What is the median?

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The median of the first 12 prime numbers is

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The median of the given data 12,27,34,13,58 is:

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For the given data:

Class Frequency
160-170 20
170-180 110
180-190 130
190-200 80
200-210 60

The median is _____.

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The median of the first seven prime numbers, is ______.

HARD
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Find the median:

Length (in mm) Number of leaves fi
118 126 3
127  135 5
136  144 9
145153 12
154  162 5
163-171 4
172-180 2