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Data Science Interview Questions and Answers
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Questions
Data Science
0
votes
Q: machine learning define
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#machine-learning-definition
0
votes
Q: machine learning by google
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#machine-learning-google
0
votes
Q: machine learning by andrew ng
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#machine-learning
0
votes
Q: machine learning andrew ng
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#machine-learning-andrew
0
votes
Q: machine learning projects
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#machine-learning-projects
0
votes
Q: machine learning definition
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#machine-learning-definition
0
votes
Q: machine learning vs deep learning
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#machine-vs-deep
0
votes
Q: machine learning coursera
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#machine-learning
0
votes
Q: Explain cross-validation
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#cross-validation
0
votes
Q: Can you explain the difference between a Validation Set and a Test Set?
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#validation-set
0
votes
Q: Can you cite some examples where both false positive and false negatives are equally important?
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#positive-negative-example
+1
vote
Q: Can you cite some examples where a false negative important than a false positive?
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#negative-example
+1
vote
Q: Can you cite some examples where a false positive is important than a false negative?
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
##positive-example
0
votes
Q: What are Eigenvectors and Eigenvalues?
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#eigenvectors
#eigenvalues
0
votes
Q: What is Systematic Sampling?
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#systematic-sampling
0
votes
Q: What is Cluster Sampling?
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#cluster-sampling
0
votes
Q: star schema model
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#star-schema
0
votes
Q: star schema snowflake schema
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#snowflake-schema
0
votes
Q: star schema and snowflake schema
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#star-snowflake
0
votes
Q: star schema data warehouse
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
star-schema-data-warehouse
0
votes
Q: star schema vs snowflake schema
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#star-vs-snowflake
0
votes
Q: Star Schema Example
asked
Dec 27, 2019
in
Data Science
by
sharadyadav1986
#star-schema-example
0
votes
Q: Differentiate between univariate, bivariate and multivariate analysis.
asked
Dec 24, 2019
in
Data Science
by
sharadyadav1986
#univariate
#bivariate
#multivariate-analysis
0
votes
Q: How does data cleaning plays a vital role in the analysis?
asked
Dec 24, 2019
in
Data Science
by
sharadyadav1986
#vital-role
vital-analysos
0
votes
Q: Python or R – Which one would you prefer for text analytics?
asked
Dec 24, 2019
in
Data Science
by
sharadyadav1986
#text-analytics
0
votes
Q: Why we generally use Softmax non-linearity function as last operation in-network?
asked
Dec 24, 2019
in
Data Science
by
sharadyadav1986
#softmax
0
votes
Q: What is TF/IDF vectorization?
asked
Dec 24, 2019
in
Data Science
by
sharadyadav1986
#tf-vectorization
#idf-vectorization
0
votes
Q: Explain how a ROC curve works?
asked
Dec 24, 2019
in
Data Science
by
sharadyadav1986
#roc-curve
0
votes
Q: What is selection Bias?
asked
Dec 24, 2019
in
Data Science
by
sharadyadav1986
#selection-bias
0
votes
Q: What is Survivorship Bias?
asked
Dec 24, 2019
in
Data Science
by
sharadyadav1986
#survivorship-bias
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