Find the 84th percentile, P84, from the following data 1 2 4 6 18
22 23 30 32 33
40 44 46 48 49
50 55 56 61 63
71 72 74 77 78
80 81 87 95 100

80.04

Step-by-step explanation:

It is already arranged in ascending order,

N=30

P84=i((N+1)/100)=84(31/100)=26.04 th item

26.04th item=(26+(27-26(0.04))) th item

80+81-80(0.04)=80+0.04=80.04

need more info

step-by-step explanation:

what do you mean by "representation"? graph? table? etc.