3.
1 answer:
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Answer: Hence, Option 'D' is correct.
Step-by-step explanation:
Since we have given that
Probability of successful outcome = 0.7
Probability of unsuccessful outcome = 0.3
Amount he get for successful outcome = $900
Amount he lost for unsuccessful outcome = -$1800
We need to find the expected value of return when there is successful outcome:
P(Success)× Amount for successful
Hence, Option 'D' is correct.