the frequency distribution below was the frequency distribution below was the fr

Question

the frequency distribution below was the frequency distribution below was the frequency distribution below was the frequency distribution below was Con. 205 1. A regression was pertormed on a FINAL EXAM equation is tions. The estimated sample of 16 observations Y = 23.5-14 28 ×, The standard error for the coefficient s.6 15.68 × +677%, = 524, 2 points) Sbl = 4.2 For this model, SST = 3809.6 Sea 2.8 Sta= 5.6 S SE SSR = 3285.4 a. Compute and interpret the coefficie pret of determination? (2 3809, 6 ariables b. Test for the the 5% level of Conclusion (3 points) of overall significance of the relationship among the v Conclusion (3 rsignificance. State Hypotheses, Rejection Rule and The uelue for reety the OF dhe Significance at 59° iSt2NR we could also conclude the first ne tha theHurd U are reul helping Inthe Cohtlule to 6 ¢ Second lautor is no Sigriice

Explanation / Answer

Coefficient of determination

R2 = SSR / SST = 3285.4 / 3809.6 = 0.8624

i.e. 86.24 % variability of Y is explained by the linear model.

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