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Sometimes nominal or ordinal variables come with too many categories. This presents a number of potential problems. Which of the following are potential problems highlighted in the text?Select all that apply Multiple select question.-Categories should be overlapping to complicate the analysis-If a variable has some categories that rarely occur, it is difficult to capture the impact of these categories accurately-Variables with too many categories pull down model performance-Since collecting the data is simpler, categorical data never creates difficulties in data analysis
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