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In the basic Matplotlib workflow, what function do you call to display the chart after creating and labeling it?plt.___()

After fitting a linear regression model, what does model.coef_ return?

A car price model shows a coefficient of -2000 for the feature ‘age’ (in years). What does this mean?

In a well-fitting linear regression model, what pattern should you see in a residual plot?

What does Root Mean Squared Error (RMSE) tell you about a regression model?

A regression model has an R² value of 0.82. What does this mean?

What type of output does linear regression predict?

You are comparing four regression models. Which R² value indicates the model that best explains the variance in the data?

Which groups are not considered cellular organisms?

Which are functions of macrophages?