Q9 of 35 Page 195

Let us write from the following examples which one indicates attribute and which one indicates variable.

(i) Population of the family.


(ii) Daily temperature.


(iii)Educational value.


(iv)Monthly income.


(v) Grade obtained in Madhyamik Examination.

(i)variable as it varies from family to family and is measurable

(ii)variable as it is varying/changing and measurable


(iii)attribute as it is not measurable


(iv)variable as it is measurable and varies from person to person


(v)variable as it is varying and measurable


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Let us write the frequency density of the first class of the above frequency distribution table.

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Let us write the frequency density of the last class of the question (c).

 1

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I draw the histogram for the above data.

 2

By measuring, Mita wrote the heights of her 75 friends of their school in the table given below:


I draw the histogram of the data collected by Mita.