Answer any one from the following two Why splitting and holding out data is required, in the ML process? Explain with an example OR How K-fold cross-validation can help you In the ML process? Explain with an example

Attend any one of the following two: Explain the NLP model “Bag of words” with an example scenario OR  Explain the NLP model “Term frequency and inverse document frequency (TF-IDF)” with an example scenario

Attend any one of the following two: Explain the NLP model “Bag of words” with an example scenario OR  Explain the NLP model “Term frequency and inverse document frequency (TF-IDF)” with an example scenario

Answer any one from the following two How “Time series handling for Missing data” can be done in real-world forecasting problems? OR Write on any one “Amazon Forecast evaluation metric” with an example

Answer any one from the following two Explain the “Confusion matrix” with an example   OR How the “Sensitivity” and “Specificity” can help with model tuning? Explain with an example

Answer any one from the following two Explain the “Confusion matrix” with an example   OR How the “Sensitivity” and “Specificity” can help with model tuning? Explain with an example

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