Q2 of 145 Page 410

Which of the following cannot be determined graphically?

Mean is just the average of some observations. It cannot be determined graphically as the values cannot be Summed up.

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22

Calculate the missing frequency from the following distribution, it being given that the median of the distribution is 24.



















Age (in years)



0 - 10



10 - 20



20 - 30



30 - 40



40 - 50



Number of persons



5



25



?



18



7


 1

Which of the following is not a measure of central tendency?

 3

Which of the following measures of central tendency is influenced by extreme values?

 4

The mode of a frequency distribution is obtained graphically from