Q10 of 141 Page 8

One of the methods of determining mode is

We know that empirical relation between mean, median and mode is


Mode = 3 Median - 2 Mean

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8

Mode is

 9

The mean of n observations is . If the first item is increased by 1, second by 2 and so on, then the new mean is

 11

If the mean of the following distribution is 2.6, then the value of y is



















Variable (x):



1



2



3



4



5



Frequency:



4



5



y



1



2


 12

The relationship between mean, median and mode for a moderately skewed distribution is