The heights (in cm) of 30 students of class IX are given below,

155, 158, 154, 158, 160, 148, 149, 150, 153, 159, 161, 148, 157, 153, 157, 162, 159, 151, 154, 156, 152, 156, 160, 152, 147, 155, 163, 155, 157, 153

Number of students with 160-164cm height are

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answer is A.

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Detailed Solution

Given data is,
155, 158, 154, 158, 160, 148, 149, 150, 153, 159, 161, 148, 157, 153, 157, 162, 159, 151, 154, 156, 152, 156, 160, 152, 147, 155, 163, 155, 157, 153.

Height (in cm)	Frequency
145-149	4
150-154	9
155-159	12
160-164	5
	N=30

From the above data we can see that there are 5 students whose height lies between160-164cm and they are 160, 161, 162, 160, 163.
Therefore, the correct option is 1.

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