gioiakhalil1323 gioiakhalil1323

14-05-2021
Mathematics

contestada

You sold your friend a raffle ticket for $1. If his ticket is selected from the 1000 sold, he will win
$500. What is the expected value of his net gain?
0 -$0.10
-$0.99
0 -$0.50
0 $0.05

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Ryderfergus Ryderfergus

14-05-2021

They are expected to win back on average 50 cents back, which is a bad investment.

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