“…The second data are from the New York State Department of Conservation correspond to the daily ozone level measurements in New York in May-September, 1973. The data are: 41, 36, 12,18,28,23,19,8,7,16,11,14,18,14,34,6,30,11,1,11,4,32,23,45,115,37,29,71,39,23,21,37,20,12,13,135,49,32,64,40,77,97,97,85,10,27,7,48,35,61,79,63,16,80,108,20,52,…”