Class width of the interval 10 -15 is ---------
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Answer:
9 is answer.
Step-by-step explanation:
We know, Class size is the difference
between the true upper limit and the true lower limit of a class.
Here class-interval is 1−10
So, Upper Limit =10 and Lower Limit =1
Hence, Class Size = Upper Limit − Lower Limit =10−1=9
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