Find the 45th percentile, upper quartile and 2nddecile of the data set 7.69 7.72 7.80 7.86 7.90 7.94 7.97 8.06 8.09

 

a.      Find the 45^th percentile, upper quartile and 2^nddecile of the data set 7.69   7.72   7.80   7.86   7.90   7.94   7.97   8.06   8.09