Find sample mean of the number of yearly airline accidents

Reference no: EM13902036

The following table gives the number of commercial airline accidents and the total number of resulting fatalities in the United States in the years from 1985 to 2006.

(a) Represent the number of yearly airline accidents in a frequency table.

(b) Give a frequency polygon graph of the number of yearly airline accidents.

(d) Find the sample mean of the number of yearly airline accidents.

(e) Find the sample median of the number of yearly airline accidents.

(f ) Find the sample mode of the number of yearly airline accidents.

(g) Find the sample standard deviation of the number of yearly airline accidents.

U.S. Airline Safety, Scheduled Commercial Carriers, 1985-2006

Year	Departures(millions)	Acci- dents	Fatal-ities	Year	Departures(millions)	Acci- dents	Fatal-ities
1985	6.1	4	197	1996	7.9	3	342
1986	6.4	2	5	1997	9.9	3	3
1987	6.6	4	231	1998	10.5	1	1
1988	6.7	3	285	1999	10.9	2	12
1989	6.6	11	278	2000	11.1	2	89
1990	7.8	6	39	2001	10.6	6	531
1991	7.5	4	62	2002	10.3	0	0
1992	7.5	4	33	2003	10.2	2	22
1993	7.7	1	1	2004	10.8	1	13
1994	7.8	4	239	2005	10.9	3	22
1995	8.1	2	166	2006	11.2	2	50

Reference no: EM13902036

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