|
Explain Selection Bias
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0
|
125
|
January 5, 2023
|
|
What is a two-tailed test and a one-tailed test?
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0
|
131
|
January 5, 2023
|
|
Given a table with duplicate data, how would you extract only specific rows based on business requirements provided?
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0
|
138
|
January 5, 2023
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Why would you use a Null as a data value?
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0
|
115
|
January 5, 2023
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How do you create a table in R without using external files?
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0
|
116
|
January 4, 2023
|
|
What is a logistic regression and when do you use it?
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0
|
123
|
January 4, 2023
|
|
How to make sure you are not overfitting while training a model?
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0
|
135
|
January 4, 2023
|
|
What is ANOVA and when do you use it?
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0
|
166
|
January 4, 2023
|
|
What is a Type I error and a Type II error?
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0
|
161
|
January 4, 2023
|
|
What is sampling bias and how do you avoid it?
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0
|
131
|
January 4, 2023
|
|
What are the disadvantages of a linear model?
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0
|
152
|
January 4, 2023
|
|
What is K-means clustering? How can you select K for K-means?
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0
|
149
|
January 4, 2023
|
|
What are the steps in making a decision tree?
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|
0
|
168
|
January 4, 2023
|
|
What is a null hypothesis and how do you test it?
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|
0
|
135
|
January 4, 2023
|
|
What is a confidence interval and how do you interpret it?
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0
|
128
|
January 4, 2023
|
|
What is the difference between population and sample in data?
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|
0
|
129
|
January 4, 2023
|
|
What is the central limit theorem?
|
|
0
|
139
|
January 4, 2023
|
|
What is the difference between L1 and L2 regularization?
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0
|
135
|
January 4, 2023
|
|
What is cross-validation and how do you use it?
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0
|
113
|
January 4, 2023
|
|
What is overfitting and how do you detect it?
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|
0
|
126
|
January 4, 2023
|
|
What is a Normal distribution?
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|
0
|
161
|
January 4, 2023
|
|
How do data scientists use statistics?
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|
0
|
137
|
January 4, 2023
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