What is the goal of linear regression?
- to compute a line the interpolates the data, and which can be expressed as a weighted average of the predictor variables and any other function
- to provide a formula that does not require validation
- to provide a summary of the data
- to construct a flow chart
Explanation: Linear regression is used for predicting a value based on gathered data. Regression analysis has a trend line in a scatter plot that shows the target variable plotted on the y-axis and the independent variable plotted on the x-axis.
Exam with this question: Big data & Analytics Chapter 4 Quiz Answers – Advanced Data Analytics and Machine Learning
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