character: Probability Pal
topic: How Variance Affects Risk Assessment
grade: 9
subject: Mathematics
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character: Statistics Sally
topic: Understanding Standard Deviation in Risk
grade: 9
subject: Mathematics
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character: Risky Rachel
topic: The Role of Variability in Financial Risk
grade: 9
subject: Mathematics
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character: Math Master Mike
topic: Calculating Expected Value and Variance
grade: 9
subject: Mathematics
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