What is the percentage of students whose height is in the class interval of 165-170?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is Option 2 i.e. 20%
Number of students whose height is in the class interval of 165-170 = 14
total number of students = 15 + 13 + 10 + 14 + 12 + 6 = 70
required percentage = (14/70) × 100 = 20%