How to determine the number of clusters in k-means clustering algorithm?


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What is the basic responsibility of a data scientist?

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Explain how can you assess a good logistic model?

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A box has 12 red cards and 12 black cards. Another box has 24 red cards and 24 black cards. You want to draw two cards at random from one of the two boxes, which box has a higher probability of getting cards of same colour and why?

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What is the difference between cluster and systematic sampling?

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What is term Pearson’s Correlation Coefficient?

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Can you define convex hull?

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Explain Data Science Vs Machine Learning?

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What is the central limit theorem?

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What is the k-means clustering method?

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Explain the method to collect and analyze data to use social media to predict the weather condition?

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