At = 14123 20Lt 2600Pt 900Wt StErr (500) (1000) (300) DW = 0.85, N=40, adj-R2 = 0.46 At = attendance, Lt = Lakers winning percentage (from 0.00 to 1.00), Pt = opponents winning percentage, Wt = weekend dummy (12 points - 3 each for a,b,c,d) a) Test for serial correlation using the Durbin-Watson d test at the 5% level. Be sure to clearly state the null hypothesis, to indicate the critical values for the test, and to state your conclusion regarding the presence of serial correlation