State of Economy Bust Boom Probability of State of Economy 0.20 0.80 Security Returns if State Occurs Roll -12% 30 Ross 13% 6 Calculate the standard deviations for Roll and Ross by filling in the following table: Note: A negative value should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to 4 decimal places. State of Probability of State of Return Deviation from Squared Return Product

Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
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State of
Economy
Bust
Boom
Probability of
State of Economy
0.20
0.80
Security Returns if
State Occurs
Roll
-12%
30
Ross
13%
6
Calculate the standard deviations for Roll and Ross by filling in the following table:
Note: A negative value should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to 4
decimal places.
State of
Economy
Probability
of State of
Economy
Return
Deviation from
Expected
Return
Squared
Return
Deviation
Product
Roll
Bust
0.20
Boom
0.80
σ² =
Ross
Bust
0.20
Boom
0.80
-0.0140
0.0002
σ² =
Transcribed Image Text:State of Economy Bust Boom Probability of State of Economy 0.20 0.80 Security Returns if State Occurs Roll -12% 30 Ross 13% 6 Calculate the standard deviations for Roll and Ross by filling in the following table: Note: A negative value should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to 4 decimal places. State of Economy Probability of State of Economy Return Deviation from Expected Return Squared Return Deviation Product Roll Bust 0.20 Boom 0.80 σ² = Ross Bust 0.20 Boom 0.80 -0.0140 0.0002 σ² =
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