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AI AllOther (6) “People who bought this, also bought….” Recommendations on amazon are a result of which machine learning algorithm?
154If a highly positively skewed variable has missing values and we replace them with mean, do we underestimate or overestimate the values?
168You are given a data set. The data set has missing values which spread along 1 standard deviation from the median. What percentage of data would remain unaffected? Why ?
507
Explain the method to collect and analyze data to use social media to predict the weather condition?
How is machine learning (ml) different from artificial intelligence (ai)?
Explain what are different stages of 'data mining”?
Define data reduction?
What is meant by supervised and unsupervised learning in data?
What is back propagation and explain it’s working.
What is the softmax function?
Name some expert system technology?
What is regression in machine learning?
Name types of data mining?
Which are the two components of bayesian logic program?
What is logistic and linear regression? How do you treat multicollinearity and heteroscedasticity in regression? Name some packages in r and python for building regression models.
How is bayes' theorem useful in a machine learning context?
Differentiate between documented and undocumented knowledge. 3. How is knowledge collected?
Which os is best for machine learning?