What is logistic and linear regression? Name some packages in r and python for building regression models.19
What is machine learning? What is the difference between supervised and unsupervised methods?
Describe univariate, bivariate and multivariate analysis?
Explain how to write a table to a file?
How do you build a custom function in python or r?
Discuss decision tree algorithm?
Pick up a coin C1 given C1+C2 with probability of trials p (h1) =.7, p (h2) =.6 and doing 10 trials. And what is the probability that the given coin you picked is C1 given you have 7 heads and 3 tails?
What devices or tools help you most as a data scientist?
Name Methods to Calculate Distance Measure?
Print the elements of a matrix in zig-zag manner.
What is advantage of using apply family of functions in r?
What is an example of a data set with a non-gaussian distribution?
Explain how to define the number of clusters in a clustering algorithm?
Explain the role of activation function?
What is cluster sampling?
What is the job description for a data scientist?