- A20-30
- B10-20
- CBoth classes
- DNeither class
Step-by-Step Solution
In the continuous (exclusive) form, the upper limit belongs to the next class, so 20 goes into 20-30, not 10-20.
Answer: A) 20-30
If a continuous frequency table uses class intervals 0-10, 10-20, 20-30, ..., the value 20 is placed in which class?
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