analyze the correlation matrix below and provide references.

	Food Variety	Food Quality	Brand Image	Service Quality	Price Perception	Environmental Factors	Overall Customer Satisfaction
Food Variety	1
Food Quality	0.83	1
Service Quality	0.76	0.72	1
Price Perception	0.69	0.61	0.73	1
Environmental Factors	0.78	0.79	0.83	0.66	1
Brand Image	0.74	0.72	0.80	0.63	0.81	1
Overall Customer Satisfaction	0.78	0.80	0.79	0.68	0.81	0.79	1