c) The following estimation results as hown in Table 1 are based on a cross-sectional data of 33 different Woody's restaurants where the gross sales (Y) is estimated on the number of competitors (N), the number of population and the average household income of the population (P). Table 1 Dependent Variable: Y Included observations: 33 Variable Coefficient Std. Error t-Statistic Prob. N 1 102192.4 -9074.674 0.3547 1.2879 12799.83 2052.674 0.0727 0.5433 7.9839 -4.4209 4.8798 2.3706 0.0000 0.0001 0.0000 0.0246 125634.6 R-squared Prob(F-statistic) 0.618154 Mean dependent var 0.000003 Table 2 shows the regression results of log of the squarred residuals (In ?) on log of P. Table 2 Dependent Variable: In e2 Included observations: 33 Variable Coefficient Std. Error t-Statistic Prob. In P 21.0521 -0.2865 2.5897 0.1063 8.1292 -2.6592 0.0000 0.0153 R-squared Prob(F-statistic) 0.4213 0.0021 i) Perform Park-test to detect the problem of heteroscedasticity at 5%. (6 marks) ii) From your answer in (i), give two (2) suggestions how to overcome the problem. (2 marks) d) State the consequences of heteroscedasticity on OLS estimator