Probability / Statistics

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Want to prove Var(xy)=E[x]^2*var(y)+E[y]^2*var(x)+var(x)*var(y)
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18
yabi
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Interesting voting problem
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15
Richard183
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Please help
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9
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118
cheesecake
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Mean from a Histograms
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2
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27
Dr.Peterson
Dr.Peterson
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Probability question
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9
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72
Dr.Peterson
Dr.Peterson
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Probability Question
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4
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160
Dr.Peterson
Dr.Peterson
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Probability qn on time
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1
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33
Dr.Peterson
Dr.Peterson
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Need helping finding a Nash Equilibirum
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32
Ventes
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Basic problem on probability
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2
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32
Dr.Peterson
Dr.Peterson
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Let the random variable X follow a normal distribution with 𝜇= 80 and 𝜎2= 100.
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1
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60
HallsofIvy
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Need Help on Probability of Combination
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3
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54
Sarmmer
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A Question on Probability
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3
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47
Sarmmer
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Please help me solve this grid!
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0
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54
Isabella14
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Need help understanding this problem
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9
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94
lex
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Need a Probability Equation for Dice Outcomes
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2
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53
Condad
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Please help
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1
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30
Dr.Peterson
Dr.Peterson
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Probability Problem
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2
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22
JeffM
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How to calculate a p-value for a sample size
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30
kwatts59
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Which Investment is Better?
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131
nasi112
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Standard deviation analysis
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Mylyn143
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