mult R	.739565
R squared	.546956
adj R squa	.542515
std div	.018088
observation	60

	coeff	error	t stat	p-value
intercept	.003369	.001797	-1.87456	.063714
x var	.820200	.103829	11.09702	3.0714

represents a linear regression (ubove) of the returns of Costco stock on the returns of the SP500 (the security characteristic line). 60 months of returns. 1- What is the beta for Costco? If the SP500 expected return increases by 50 basis points (0.0050), then what is the change in the predicted return on Costco? 2- What is the correlation between Costco and the SP500? What percentage of Costcos return valuation is systematic? What percentage is unsystematic 3- Is the standard deviation of returns for the SP500 is equal to 15%, what is the standard deviation of returns on Costco?