Fewpal
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Following is the data regarding measures of heights of students (in cm) in a class : 

148, 150, 152, 149, 151, 154, 153, 152, 150, 149, 148, 152, 153, 154, 152, 151, 152, 153, 152, 152, 153, 151, 152, 152, 153 

(i) Prepare a frequency table using tally marks for the above measures of heights. 

(ii) Prepare a pictograph choosing the scale of your choice. 

(iii) Find the measure of height of the tallest student. 

(iv) Find the difference between measures of heights of tallest student and shortest student.

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(i)

(iii) Height of tallest student is 154 cm. 

(iv) Difference between height of tallest and shortest student = 154 – 148 = 6 cm.

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