Correlation between Mileage and Price for 19 Japanese cars
	M(ileage)	P(rice)	M-Mbar	P-Pbar	(M-Mbar)^2	(P-Pbar)^2	(M-Mbar)(P-Pbar)
	19	14.944	-5.684210526	1.005947368	32.31024931	1.011930108	-5.71801662
	19	14.799	-5.684210526	0.860947368	32.31024931	0.741230371	-4.893806094
	20	24.76	-4.684210526	10.82194737	21.94182825	117.1145448	-50.69227978
	20	14.929	-4.684210526	0.990947368	21.94182825	0.981976687	-4.641806094
	20	13.949	-4.684210526	0.010947368	21.94182825	0.000119845	-0.051279778
	21	17.879	-3.684210526	3.940947368	13.5734072	15.53106616	-14.51927978
	21	11.65	-3.684210526	-2.288052632	13.5734072	5.235184845	8.42966759
	21	23.3	-3.684210526	9.361947368	13.5734072	87.64605853	-34.49138504
	22	17.899	-2.684210526	3.960947368	7.20498615	15.68910406	-10.63201662
	23	21.498	-1.684210526	7.559947368	2.836565097	57.15280421	-12.73254294
	24	13.249	-0.684210526	-0.689052632	0.468144044	0.474793529	0.471457064
	25	9.599	0.315789474	-4.339052632	0.099722992	18.82737774	-1.370227147
	25	10.989	0.315789474	-2.949052632	0.099722992	8.696911424	-0.931279778
	27	13.945	2.315789474	0.006947368	5.362880886	4.82659E-05	0.016088643
	28	13.071	3.315789474	-0.867052632	10.99445983	0.751780266	-2.874963989
	32	6.599	7.315789474	-7.339052632	53.52077562	53.86169353	-53.69096399
	33	9.41	8.315789474	-4.528052632	69.15235457	20.50326063	-37.65433241
	34	5.866	9.315789474	-8.072052632	86.78393352	65.15803369	-75.19754294
	35	6.488	10.31578947	-7.450052632	106.4155125	55.50328421	-76.85317452
Sums	469	264.823	-5.68434E-14	2.39808E-14	514.1052632	524.8812029	-378.0276842
	Mean	24.68421053	13.93805263
	SD	5.344286997	5.400006188
	Covariance		-21.00153801
	Correlation		-0.727724625