Posted by
**pranjal** on
.

2. From the data given below calculate the value of first and third quartiles, second and ninth deciles and forty-fifth and fifty-seventh percentiles.

Height in

centimeters Number of

students Cumulative

frequency

161-167 79 79

167-173 92 171

173-179 60 231

179-185 22 253

185-191 5 258

191-197 2 260

Total 260