|
Explain Selection Bias
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0
|
225
|
January 5, 2023
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|
What is a two-tailed test and a one-tailed test?
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0
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244
|
January 5, 2023
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Given a table with duplicate data, how would you extract only specific rows based on business requirements provided?
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0
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271
|
January 5, 2023
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Why would you use a Null as a data value?
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0
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215
|
January 5, 2023
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How do you create a table in R without using external files?
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0
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196
|
January 4, 2023
|
|
What is a logistic regression and when do you use it?
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0
|
221
|
January 4, 2023
|
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How to make sure you are not overfitting while training a model?
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0
|
241
|
January 4, 2023
|
|
What is ANOVA and when do you use it?
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0
|
320
|
January 4, 2023
|
|
What is a Type I error and a Type II error?
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0
|
278
|
January 4, 2023
|
|
What is sampling bias and how do you avoid it?
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0
|
234
|
January 4, 2023
|
|
What are the disadvantages of a linear model?
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0
|
267
|
January 4, 2023
|
|
What is K-means clustering? How can you select K for K-means?
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0
|
247
|
January 4, 2023
|
|
What are the steps in making a decision tree?
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0
|
282
|
January 4, 2023
|
|
What is a null hypothesis and how do you test it?
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0
|
233
|
January 4, 2023
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What is a confidence interval and how do you interpret it?
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0
|
239
|
January 4, 2023
|
|
What is the difference between population and sample in data?
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0
|
216
|
January 4, 2023
|
|
What is the central limit theorem?
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|
0
|
240
|
January 4, 2023
|
|
What is the difference between L1 and L2 regularization?
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0
|
225
|
January 4, 2023
|
|
What is cross-validation and how do you use it?
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0
|
195
|
January 4, 2023
|
|
What is overfitting and how do you detect it?
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|
0
|
216
|
January 4, 2023
|
|
What is a Normal distribution?
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|
0
|
306
|
January 4, 2023
|
|
How do data scientists use statistics?
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0
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221
|
January 4, 2023
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