Question: Download the data set na-bp.sav and use it to complete the following calculations in SPSS:

(1) Produce the scatter plot for sodium and bp. Do you think there are any outliers?
(2) Fit a linear regression model for bp against sodium. Do you think this is a model with a good fit? Why?
(3) Based on the results of #2, is sodium a significant predictor for blood pressure (bp)? Why?