Star, Inc. used Excel to run a least-squares regression analysis, which resulted in the following output: 5 Regression Statistics Multiple R 0.9788 R Square 0.9550 Observations 30 Intercept Production (x) Coefficients 174,869 11.07 Standard Error 61,469 0.9215 7 Stat P-value 2.84 0.021 12.01 0.000 How much of the variation in cost is not explained by production? Multiple Choice 5 7.85% 09:54:19 2.129 4.50% It is impossible to determine