What is data scientist?

139

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What is the advantage of performing dimensionality reduction before fitting an svm?

94

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How is true positive rate and recall related? Write the equation.

99

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Can you define data discretization?

80

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What are the applications of data science?

131

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What is the difference between data science, machine learning and artificial intelligence?

113

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Can you define cluster sampling?

95

---

Can you explain systematic sampling?

106

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Can you define linear regression?

100

---

Can you define analytics?

93

---

What is the differences between univariate, bivariate and multivariate analysis?

129

---

Can you explain root cause analysis?

90

---

Can you write the formula to calculate r-square?

105

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Can you explain k-mean?

84

---

Why is data munging useful?

92

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