List of top Data Science Questions on Linear regression asked in CBSE CLASS XII

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When determining the line of best fit in linear regression, which method is used to minimize the deviation of the line from the actual data points?
Consider the formula given below:
y ~ f(x, β)
where x is a vector of independent variables and y is the dependent variable.
Identify the type of regression from the following.
Which type of variable does linear regression predict?
Assertion (A) : In real-life scenarios, a small RMSE value indicates a better model fit to the data and higher accuracy.
Reason (R) : A large RMSE value suggests that the model fits the data well.
Which type of analysis is suitable for examining the relationship between rainfall and crop growth and the amount of crop growth for a certain level of rainfall?
Aarush started a business 6 months back. It has been noted that his income increases exponentially every month.
(a) Identify the appropriate regression model to illustrate Aarush’s score trend.
(b) Write the formula/equation for the regression model.
(c) Draw a sample chart with dummy data depicting the above discussed regression model.