Show transcribed image text 14) The 95% confidence interval for AO is the interval C) de-1.96, A0 + 1.96). 15) Using 143 observations, assume that you had estimated a simple regression your estimate for the slope was 0.04, with a standard error of cisions i not the estimate is statistically significant. Which of the following possible decis 0.01. You want to test whether or s is the only correct one: A) since the slope is very small, so must be the regression R2 B) the slope is statistically significant since it is four standard errors away from tistically C) the response of Y given a change in X must be economically important since it is statistically significant D) you decide that the coefficient is small and hence most likely is zero in the poulation Significance level 5% 1.96 1.65 Critical values 10% 2-sided test (r) 11.65 1-sided test (>)1.28 1-sided test ()-1.28 1% 2.58 2.33 -2.33
14) The 95% confidence interval for AO is the interval C) de-1.96, A0 + 1.96). 15) Using 143 observations, assume that you had estimated a simple regression your estimate for the slope was 0.04, with a standard error of cisions i not the estimate is statistically significant. Which of the following possible decis 0.01. You want to test whether or s is the only correct one: A) since the slope is very small, so must be the regression R2 B) the slope is statistically significant since it is four standard errors away from tistically C) the response of Y given a change in X must be economically important since it is statistically significant D) you decide that the coefficient is small and hence most likely is zero in the poulation Significance level 5% 1.96 1.65 Critical values 10% 2-sided test (r) 11.65 1-sided test (>)1.28 1-sided test ()-1.28 1% 2.58 2.33 -2.33
