Question

Eva flips a coin. If she gets heads, she wins $4. If she gets tails, she loses $3. What is her expected value of a coin flip?

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Expected value of a coin flip is $0.5 .

Expected value:

Given:

Amount gets on winning toss = $4

Amount gets on losing toss = $3

Find:

Expected value of a coin flip.

Computation:

Expected value of a coin flip = [$4 - $3] ÷ 2

Expected value of a coin flip = [$1] ÷ 2

Expected value of a coin flip = $0.50

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