Question

During exploratory data analysis on a Spark DataFrame of loan applications, a data scientist wants to flag outliers in the 'annual_income' column using the interquartile range (IQR) method. They compute Q1 (25th percentile) = 40,000 and Q3 (75th percentile) = 90,000. Using the standard IQR rule, which values should be considered outliers?

Accepted Answer

Values below -35,000 or above 165,000

Answer

Values below 40,000 or above 90,000

Answer

Values below 15,000 or above 115,000

Answer

Values more than 2 standard deviations from the mean