40. Plane crashes An investigator compiled information about recent nonmilitary plane crashes. The causes, to the extent that they could be determined, are summarized in the table. Causes of Fatal Accidents Cause Percent Pilot error 46% Other human error Weather 9 Mechanical failure 28 Sabotage Other causes Source: www.planecrashinfo.com/cause.htm a) Is it reasonable to conclude that the weather or mechanical failures caused only about 37% of recent plane crashes? b) Why do the numbers in the table add to 101%? c) Create an appropriate display for these data.38. Magnet schools again The Chance article about the Houston magnet schools program described in Exercise 37 also indicated that 517 applicants were black or Hispanic, 292 Asian, and 946 white. Summarize the relative frequency distribution of eth- nicity with a sentence or two (in the proper context, of course)