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What is logistic and linear regression? Name some packages in r and python for building regression models.
297Post New Data Science Questions
How will you impute missing information in a dataset?
What cross validation technique would you use on time series data set? Is it k-fold or loocv?
What are applications of ggplot2?
How would add new Facebook members to the database of members, and code their relationships to others in the database?
Can you explain collaborative filtering?
What do you mean by survival analysis in R?
Python is enough for data science ?
How can you solve a problem that has no solution?
Explain supervised learning?
Name commonly used algorithms.
Which is the best suitable language among python and r for text analytics?
What is the importance of having a selection bias?
What is a univariate analysis?
Suppose that American Express has 1 million card members along with their transaction details. They also have 10,000 restaurants and 1000 food coupons. Suggest a method which can be used to pass the food coupons to users given that some users have already received the food coupons so far.
Can you explain eigenvalue and eigenvector?
