Author Question: You pay $1,000 to flip a two-sided, fair coin at the local fair. If you flip heads, you walk away ... (Read 81 times)

plus1 · **on:** Apr 25, 2021

Question 1

XYZ Corp has a 30% chance to earn 12% returns, a 40% chance for 18% returns, and a 30% chance to earn 15% returns. What is the standard deviation?
◦ 2.49%
◦ 15.3%
◦ 4.24%
◦ 15%
◦ 5.62%

Question 2

You pay $1,000 to flip a two-sided, fair coin at the local fair. If you flip heads, you walk away with $3,000, a return of 200%. However, if you flip tails,you walk away with $250, a return of -75%. What is the standard deviation of the returns?
◦ 0.1375%
◦ 1.375%
◦ 13.75%
◦ 137.5%
◦ 1,375%

vkodali · **Reply #1 on:** Apr 25, 2021

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