Here is a scatterplot showing the regression line, 95% confidence intervals, and 95% prediction intervals, using 2011 and 2012 male unemployment data for a sample of 33 nations. The response variable is the 2012-Male Rate, and the predictor variable is the 2011- Male Rate.

a) Explain the meaning of the 95% prediction intervals in this context.
b) Explain the meaning of the 95% confidence intervals in this context.
c) Using a statistics program, identify any unusual observations and discuss their potential impact on the regression.

Transcribed Image Text:

80 75 70 65 60 506 55 60 65 70 75 Male Rate 2011 Regression 95% Cl 95% Pl S R-Sq 84.2% R-Sq(ad) 81.8% 3.73108