Question: There are two states, Sunny ( with probability 6 0 % ) and Rainy ( with probability 4 0 % ) . The return of

There are two states, "Sunny" (with probability 60%) and "Rainy" (with probability 40%).
The return of Parasol is 20% when sunny and 0% when rainy.
The return of Umbrella is 0% when sunny, and 10% when rainy.
The covariance of Parasol and Umbrella is ___[answer a number with three decimals]
The correlation of Parasol and Umbrella is ___[answer a number between -1 and 1]

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