Question: The following descriptive statistics were obtained on the variable X1: Mean = 22.5 Standard deviation = 1.50 One observation of X1 in the data set

The following descriptive statistics were obtained on the variable X1: Mean = 22.5 Standard deviation = 1.50 One observation of X1 in the data set was found to be 38. What would you recommend to the analyst regarding this observation before a predictive model was developed? Group of answer choices It should be dropped since it is an outlier. This most surely represents a data entry error and it should be corrected or set to missing. A domain expert should be consulted to see whether this observation is within the realm of possibility. Do nothing; proceed with the analysis

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