document.write( "Question 257452: For the scores 60, 49, 58, 45, 55, 62, 49 find the following:
\n" ); document.write( "a.) mean - 54
\n" ); document.write( "b.) median - 55
\n" ); document.write( "c.) mode - 49
\n" ); document.write( "d.) range- 9
\n" ); document.write( "e.) interquartile range- 11
\n" ); document.write( "f.) standard deviation-
\n" ); document.write( "(that i am stuck on) I hope I did the rest correct. Could you please explain how to get that standard deviation? \n" ); document.write( "
Algebra.Com's Answer #189365 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "List them in a column, like this\r\n" );
document.write( "\r\n" );
document.write( "60\r\n" );
document.write( "49\r\n" );
document.write( "58 \r\n" );
document.write( "45 \r\n" );
document.write( "55 \r\n" );
document.write( "62 \r\n" );
document.write( "49\r\n" );
document.write( "\r\n" );
document.write( "Subtract the mean, 54, from each one in the next column, like this\r\n" );
document.write( "\r\n" );
document.write( "60   60 - 54 =  6\r\n" );
document.write( "49   49 - 54 = -5\r\n" );
document.write( "58   58 - 54 =  4 \r\n" );
document.write( "45   45 - 54 = -9 \r\n" );
document.write( "55   55 - 54 =  1\r\n" );
document.write( "62   62 - 54 =  8 \r\n" );
document.write( "49   49 - 54 = -5\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Square these results in the next column\r\n" );
document.write( "\r\n" );
document.write( "60   60 - 54 =  6   (6)2 = 36\r\n" );
document.write( "49   49 - 54 = -5  (-5)2 = 25  \r\n" );
document.write( "58   58 - 54 =  4   (4)2 = 16 \r\n" );
document.write( "45   45 - 54 = -9  (-9)2 = 81  \r\n" );
document.write( "55   55 - 54 =  1   (1)2 =  1\r\n" );
document.write( "62   62 - 54 =  8   (8)2 = 64 \r\n" );
document.write( "49   49 - 54 = -5  (-5)2 = 25\r\n" );
document.write( "\r\n" );
document.write( "Add those squares up, like this\r\n" );
document.write( "\r\n" );
document.write( "60   60 - 54 =   6   (6)2 = 36\r\n" );
document.write( "49   49 - 54 =  -5  (-5)2 = 25  \r\n" );
document.write( "58   58 - 54 =   4   (4)2 = 16 \r\n" );
document.write( "45   45 - 54 = -10  (-9)2 = 81  \r\n" );
document.write( "55   55 - 54 =   1   (1)2 =  1\r\n" );
document.write( "62   62 - 54 =   8   (8)2 = 64 \r\n" );
document.write( "49   49 - 54 =  -5  (-5)2 = 25\r\n" );
document.write( "                         -----\r\n" );
document.write( "                           248\r\n" );
document.write( "\r\n" );
document.write( "There are 7 numbers.  Subtract 1, getting 6\r\n" );
document.write( "\r\n" );
document.write( "Divide 248 by 6, getting 41.33333333\r\n" );
document.write( "\r\n" );
document.write( "Take the square root of 41.33333333, getting 6.429100507\r\n" );
document.write( "\r\n" );
document.write( "That's the standard deviation\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
\n" );