1. Using Model 1, test the hypothesis that the coefficient on lackpfhigh is zero against the alternative that it is non-zero at the 5% significance level. State the null and alternative hypotheses as well as the result of the test.

These are the results I got:

Call: Im(formula = DV ~ IV, data = terrorism) Residuals : Min 10 Median 30 Max -0. 6450 -0.6450 -0.2529 -0.2520 17.3448 Coefficients: Estimate Std. Error t value Pr(alt1) (Intercept) 0.2529 0.2626 0.963 0.337 IV 0.3921 0.3365 1.165 0.245 Residual standard error: 2.197 on 177 degrees of freedom (5 observations deleted due to missingness) Multiple R-squared: 0.097613, Adjusted R-squared: 0.002006 F-statistic: 1.358 on 1 and 177 DF, p-value: 0.2455