Explain interpolation and extrapolation?

94

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Explain data wrangling?

104

---

Define a/b testing?

89

---

Explain unsupervised learning?

87

---

Define convex hull?

96

---

Write the formula to calculate r-square?

117

---

Explain k-mean?

97

---

Explain recommender system?

88

---

Explain the two main components of the hadoop framework?

82

---

Define analytics?

73

---

Explain the difference between data modeling and database design?

81

---

Define data reduction?

80

---

Explain data munging or data wrangling?

89

---

Define linear regression?

102

---

Define feature vector?

153

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