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The scores on a given test for ten students were as follows: 20, 15. 18, 38, 42, 51, 23, 26, 20, 11 Make a Frequency Distribution with 6 classes: The class limits of class 2 are to The class boundaries of class 2 are to The midpoint of class 2 is The F of class 2 is The CF of class 2 is The RF of class 2 is The CRF of class 2 is