3 EXERCISES STATISTICS PROBABLITY

Sheet1

	Data set 1	Data set 2			CLASS INTERVAL	Frequency
	95	45
	75	25			60-65	1
	68	18			65-70	2
	102	62			70-75	2
	67	17			75-80	0
	65	15			80-85	1
	99	49			85-90	2
	87	37			90-95	2
	94	54			95-100	2
	88	48			100-105	2
	120	70			105-110	0
	81	31			110-115	0
	100	50			>115	1
	71	21
	104	54
MEAN	87.7333	39.7333
MEDIAN	88	45			Bin	Frequency
STD DEV	16.2633	17.6452
					10-15	1
CV	0.1854	0.4441			15-20	2
					20-25	2
					25-30	0
					30-35	1
					35-40	1
					40-45	1
					45-50	3
					50-55	2
					55-60	0
					>60	2

DATA SET 1

Frequency

60-65 65-70 70-75 75-80 80-85 85-90 90-95 95-100 100-105 105-110 110-115 > 115 1 2 2 0 1 2 2 2 2 0 0 1

CLASS INTERVALS

Frequency

DATA SET 2

Frequency

10-15 15-20 20-25 25-30 30-35 35-40 40-45 45-50 50-55 55-60 > 60 1 2 2 0 1 1 1 3 2 0 2

CLASS INTERVALS

Frequency