Find the mean of all possible factors of...

Find the mean of all possible factors of 20.

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MBD-STATISTICS-EXERCISE

A teacher wanted to analyse the performance of two sections of student...
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The mean of 96, 98, x, 102, 104 is 100, find x.
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Find the mean of all possible factors of 20.
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Find the mean of 25, 27, 19, 29, 21, 23, 25, 30, 28, 20 and prove that...
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Let m be the mid-point and l be the upper class limit of a class in a ...
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The class marks of a frequency distribution are given as follows : 15,...
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In the class intervals 10-20, 20-30, the number 20 is included in.
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A grouped frequency table with class intervals of equal sizes using 25...
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A grouped frequency distribution table with classes of equal sizes usi...
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To draw a histogram to represent the following frequency ditribution :...
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The mean of five numbers is 30. If one number is excluded, their mean ...
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If the mean of the observations : x, x + 3, x + 5, x + 7, x + 10 is 9,...
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If barx represents the mean of n observations x1, x2,…….,xn , then val...
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If each observation of the data is increased by 5, then their mean
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Let barx be the mean of x1,x2,……,xn and bary the mean of y1,y2……,yn ba...
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If barx is the mean of x1,x2,x3, ………..xn , then for ane0, the mean of ...
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If barx1,barx2,barx3,….., barxn are the means of n groups with n1,n2,…...
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The mean of 100 observations is 50. If one of the observations which w...
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There are 50 numbers. Each number is subtracted from 53 and the mean o...
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The mean of 25 observations is 36. Out of these observationsif the mea...
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