Examlex
Two of the cylinders in an eight-cylinder car are defective and need to be replaced. If two cylinders are selected at random, what is the probability that
a.both defective cylinders are selected?
b.no defective cylinder is selected?
c.at least one defective cylinder is selected?
Residuals
The differences between observed and predicted values in a statistical model or analysis.
Actual Y Values
The observed values in a dataset or experiment that are compared against predicted values to assess model accuracy.
Predicted Values
Predicted values are the estimates obtained from a statistical model, indicating what the model suggests should be observed given specific conditions or inputs.
Least Squares Line
A line that minimizes the sum of the squared differences between observed values and the values predicted by a linear model.
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