Yearly returns (rounded to the nearest percent)for GLD a gold exchange traded fund and SLV a silver exchange traded fund are reported in the following table. 
a.Calculate the covariance between GLD and SLV.
b.Calculate and interpret the correlation coefficient.
Definitions:
Faster Response
The ability to react and adapt quickly to changes in the market or customer demand, often enhancing customer satisfaction and competitive edge.
Product Characteristics
The attributes or features of a product that define its nature, functionality, and usability for the end user.
Network Requirements
Specifications and criteria that need to be met for the infrastructure and operations of a network, such as a telecommunications or logistics network, to function effectively.
Distribution Network
The system of warehouses, transportation options, and distribution centers that helps in moving products from manufacturers to consumers.
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