- A7
- B4
- C3
- D5
Step-by-Step Solution
Count the 7s: 7, 5, 8, 7, 9, 5, 7, 10, 8, 7, 6, 5 → the 1st, 4th, 7th and 10th values are 7. Frequency = 4.
Answer: B) 4
Marks (out of 10) of 12 students are: 7, 5, 8, 7, 9, 5, 7, 10, 8, 7, 6, 5. What is the frequency of the mark 7?
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