What is wrong with the following grouped frequency c Grades Frequency 50 55 55 60 60 70 9 70 80 15 80 90 7 90 and above 4 All 2

Question

What is wrong with the following grouped frequency c Grades Frequency 50 55 55 60 60 70 9 70 80 15 80 90 7 90 and above 4 All 2 4 The classes do not all have the same width There are open ended classes The classes overlap

Kunduz · Accepted Answer

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