x probability             -200 0.01             -25 0.09             0 0.19             75 0.25             150 0.29             200 0.14             325 0.03                                              the probablity distrubution shown above  is for the MRA comapny  projective profits (x=profits in $1,000s) for the  first year  of operation  ( negative values  denotes a loss find the MRA comapny 's variance in profit  for the first year  of operation (in 10002)  be accurate to four decimals

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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x probability            
-200 0.01            
-25 0.09            
0 0.19            
75 0.25            
150 0.29            
200 0.14            
325 0.03            
               
               

 the probablity distrubution shown above  is for the MRA comapny  projective profits (x=profits in $1,000s) for the  first year  of operation  ( negative values  denotes a loss

find the MRA comapny 's variance in profit  for the first year  of operation (in 10002)  be accurate to four decimals

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