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What two statistical metrics are important for risk management professionals in a holistic approach?

Mean and median

Covariance and correlation

Covariance and correlation are crucial statistical metrics for risk management professionals because they provide insights into the relationship and interdependence between different risk factors or variables.

Covariance measures how two variables change together; if they tend to increase or decrease in tandem, the covariance is positive, indicating a direct relationship. Conversely, if one variable tends to increase while the other decreases, the covariance is negative. This information is vital for understanding how different risks interact and affect overall risk exposure.

Correlation, on the other hand, standardizes the covariance, allowing for a clearer comparison of the strength and direction of the relationship between two variables. It ranges from -1 to +1, where a correlation of +1 indicates a perfect positive linear relationship, -1 indicates a perfect negative relationship, and 0 shows no relationship. This metric is especially important in risk management as it helps in diversifying portfolios and understanding the potential impacts of varying risk factors on an organization's overall risk profile.

Together, these metrics enable risk management professionals to assess and quantify the dependencies between different risks, which is essential for making informed decisions about risk exposure, mitigation strategies, and the adequacy of capital reserves.

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Variance and standard deviation

Percentiles and mode

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