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University of Phoenix Material Practice Set 1 Practice Set 1 1.
a) Find the values of the three quartiles and the interquartile range.
b) Calculate the (approximate) value of the 35th percentile (round to two decimal places).
c) Compute the percentile rank of 71 (round to two decimal places. Do not include the % symbol).
Note: Round to two decimal places. Do not include unit.