document.write( "Question 1178365: The following data gives the worldwide number of fatal airline accidents of commercially scheduled air transports in the years from 1985 to 1993.\r
\n" ); document.write( "\n" ); document.write( "YEAR ACCIDENTS
\n" ); document.write( "1985 0
\n" ); document.write( "1986 0
\n" ); document.write( "1987 4
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\n" ); document.write( "1989 5
\n" ); document.write( "1990 3
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\n" ); document.write( "1993 2\r
\n" ); document.write( "\n" ); document.write( "A) Find median,
\n" ); document.write( "B) Find mean,
\n" ); document.write( "C) Find the sample variance,
\n" ); document.write( "D) Find the sample standard deviation of the number of accidents in these years. \n" ); document.write( "
Algebra.Com's Answer #807596 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Hi\r\n" );
document.write( "Previously Posted\r\n" );
document.write( "Using a 'generic Set Up' in an Excel Spreadsheet:\r\n" );
document.write( "	x	x -3.89	(x-3.89)^2\r\n" );
document.write( "	0	-3.89	15.1321\r\n" );
document.write( "	0	-3.89	15.1321\r\n" );
document.write( "	2	-1.89	3.5721\r\n" );
document.write( "	3	-0.89	0.7921\r\n" );
document.write( "	4	0.11	0.0121\r\n" );
document.write( "	5	1.11	1.2321\r\n" );
document.write( "	6	2.11	35.8726\r\n" );
document.write( "	7	3.11	56.6131\r\n" );
document.write( "	8	4.11	98.0941\r\n" );
document.write( "	35	sum/8	28.31 (2 decimal places)\r\n" );
document.write( "35/9	3.89	SD	5.32   (2 decimal places)\r\n" );
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document.write( "			\r\n" );
document.write( "A) Find median = 4 (middle)\r\n" );
document.write( "B) Find mean= 3.89\r\n" );
document.write( "C) Find the sample variance = 28.31\r\n" );
document.write( "D) sd = 5.32			\r\n" );
document.write( "Wish You the Best in your Studies.\r\n" );
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