Calculate the quartiles, (i,e., Q1 and Q3,), deciles D3 and D7, Percentiles P10, P23 and P92 for the following data. Also find the Quartile Range and Quartile Deviation. Marks 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 No. of Students 8 7 5 12 28 22 8 10
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Quartiles:
Firstly find quartile position;
Deciles:
Percentiles:
P10
P23
P92
Quartile Range:
Quartile Deviation: