Scatterplot
Choose Analyses -> Exploration-> Scatterplot
Select desired options
Residual Plots
Choose Analyses -> Regression -> Linear Regression
Add response variable to Dependent Variable
Add explanatory vaible to Covariates
Goto Assumption Checks
Check Residual plots
Confidence Inverval for Slopes
Goto Model Coefficients -> Estimate
Check Confidence interval, and then enter the inverval.