Respuesta :
9514 1404 393
Answer:
$3,400
Step-by-step explanation:
The expected value is the sum of products of the value and its probability:
E = 2000(0.1) +3500(0.8) +4000(0.1) = 200 +2800 +400 = 3400
The expected value of the investment is $3,400.