wages = ß1 + Bzeduc + Bzexper + e where wages denotes hourly wages. We estimate the regression in R and obtain the output ## Coefficients: ## Estimate Std. Error t value Pr(>|t|) 0.0455 * 1 0.3173 ## (Intercept) 2.0 1.0 2 ## educ 0.5 0.5 ## exper 2.0 0.5 4 6.33e-05 *** ## --- ## Signif. codes: 0 '**** 0.001 '**' 0.01 '*' 0.05 '.' 0.1 '' 1 Build a 90% confidence interval for ß3z using a normal approximation. (Use that if Z ~ N(0, 1) and z1-a satisfies P(Z > z1-q) = a, then zo,9 = 1.28, zo.95 = 1.64, Z0,975 = 1.96, Z0,.99 = 2.33, and z0.995 = 2.58). O a. [2 – 1.64 × (0.5), 2 + 1.64 × (0.5)] O b. [2 – 1.28 × (0.5), 2 + 1.28 × (0.5)]
wages = ß1 + Bzeduc + Bzexper + e where wages denotes hourly wages. We estimate the regression in R and obtain the output ## Coefficients: ## Estimate Std. Error t value Pr(>|t|) 0.0455 * 1 0.3173 ## (Intercept) 2.0 1.0 2 ## educ 0.5 0.5 ## exper 2.0 0.5 4 6.33e-05 *** ## --- ## Signif. codes: 0 '**** 0.001 '**' 0.01 '*' 0.05 '.' 0.1 '' 1 Build a 90% confidence interval for ß3z using a normal approximation. (Use that if Z ~ N(0, 1) and z1-a satisfies P(Z > z1-q) = a, then zo,9 = 1.28, zo.95 = 1.64, Z0,975 = 1.96, Z0,.99 = 2.33, and z0.995 = 2.58). O a. [2 – 1.64 × (0.5), 2 + 1.64 × (0.5)] O b. [2 – 1.28 × (0.5), 2 + 1.28 × (0.5)]
Managerial Economics: Applications, Strategies and Tactics (MindTap Course List)
14th Edition
ISBN:9781305506381
Author:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Publisher:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Chapter7: Production Economics
Section: Chapter Questions
Problem 1.3CE
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