Student ID		Assignment 1	Midterm I		Assignment 2		Midterm II		Assignment 3
xxxx6385			95		18			100		56			100			
xxxx1849			78		57			100		58			100
xxxx7343			100		38			95		55			90
xxxx9323			90		33			100		58			90
xxxx3091			82		54			100		58			100
xxxx1103			89		33			95		50			100
xxxx9425			100		48			95		52			100
xxxx3842			96		60			100		58			95
xxxx9325			20		20			75		30			55
xxxx6964			95		60			100		58			95
xxxx6406			90		32			85		56			100
xxxx2293			not submit	11			70		31			70
xxxx5735			100		21			95		32			100
xxxx6840			100		42			100		52			100
xxxx2671			82		41			90		48			100
xxxx3007			95		48			95		52			100
xxxx0174			38		37			55		23			70
xxxx1732			100		45			93		56			100
xxxx5422			60		13			80		50			95
xxxx1172			85		35			95		46			80
xxxx4987			100		36			95		48			100
xxxx4111			95		43			95		48			95
xxxx8381			84		37			100		56			80
xxxx1270			41		27			75		49			80
xxxx1251			60		56			95		50			90
xxxx3546			95		56			100		56			100
xxxx0130			80		36			95		54			100
xxxx8950			56		37			55		32			not submit
xxxx7777			30		33			not submit	12			80
xxxx0721			90		24			90		35			100
xxxx0049			90		52			95		58			100
xxxx3730			65		17			80		42			90
xxxx8118			82		37			95		46			80
xxxx2454			90		48			95		39			95
xxxx7038			81		38			90		39			80

midterm I:   mean=37.8   stdev=13.3
midterm II:  mean=46.9   stdev=11.4