Set 1 	Set 2		GRUBB'S TEST 	SET 1 				H0: thre is no outliers 		SET 2 	
12.45	14.41			AVERAGE: 	17.92			H1: there is exactly one outlier 		AVERAGE: 	16.00
16.38	15.10			STAND.D:	2.123246989					STAND.D:	1.323976694
17.77	15.11			Tmax:	0.640528401					Tmax:	1.585051639
18.10	15.46			Tmin: 	2.576242909					Tmin:	1.202006485
18.85	16.84										
19.00	16.99			"since 2.58 is greater than 2.29, H0 is rejected, 12.45 is an outlier "						"since 1.58 is smaller than 2.02, H0 is accepted, there is no outlies. "	
19.10	18.10										
19.12											
19.15											
19.28			F-TEST 	H0: THE VARIANCES ARE EQUAL 							
				H1: THE VARIANCES ARE DIFFERENT 							
											
				SET1 			SET 2				
				MEAN: 	18.53		MEAN:	16.00			
				VARIANCE:	0.916019444		VARIANCE:	1.752914286			
				N:	9		N:	7			
				D.O.F:	8		D.O.F:	6			
											
				F-TEST: 	1.913621262			ALPHA:	0.05		
				F CRITICAL VALUE 	5.599623005						
											
				"Since F is smaller than F critical value, we accept H0, the variances are equal"							
											
											
			t-TEST 	H0: THE MEANS ARE EQUAL 							
				H1: THE MEANS ARE DIFFERENT 							
											
				D.O.F:	14		Sp2:	1.274688662			
											
				t-TEST:	4.440190496						
				t CRITICAL VALUE:	2.144786688						
											
				"Since t-test is greater than t critical value, we reject H0, the means are different"