Height in cm | Frequency |
120 - 129 | 2 |
130 - 139 | 8 |
140 - 149 | 10 |
150 - 159 | 7 |
160 - 169 | 3 |
A) 0.1
B) -0.1
C) 0
D) 0.2
Correct Answer: C
Solution :
Height In cms | Frequency | Cumulative Frequency | Actual Class limit |
120 - 129 | 2 | 2 | \[119.5-129.5\] |
130 - 139 | 8 | 10 | \[129.5-139.5\] |
140 - 149 | 10 | 20 | \[139.5-149.5\] |
150 - 159 | 7 | 27 | \[149.5-159.5\] |
160 - 169 | 3 | 30 | \[159.5-169.5\] |
n = 30 |
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