A) 2
B) 4
C) 6
D) 8
Correct Answer: C
Solution :
Frequency density \[\text{=}\frac{\text{Frequency in the class}}{\text{Length of the class interval}}\] \[\therefore \] \[0.2=\frac{\text{Frequency in the class}}{100-70}\] or Frequency in the class \[=0.2\times 30=6\]You need to login to perform this action.
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