=+38. A sample of 20 glass bottles of a particular type was selected, and the internal pressure strength of each bottle was determined. Consider the following partial sample information:

median 5 202.2 lower quartile 5 196.0 upper quartile 5 216.8 three smallest observations: 125.8 188.1 193.7 three largest observations: 221.3 230.5 250.2