1. The Excel file Infant Mortality provides data on infant mortality rate (death

1. The Excel file Infant Mortality provides data on infant mortality rate (deaths per 1,000 births), female literacy (percentage who read), and population density (people per square kilometer) for 85 countries. Compute the correlation matrix for these three variables. What conclusions can you draw? 2. The Excel file Refrigerators provides data on various brands and models. Compute the correlation matrix for the variables. What conclusions can you draw?

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