Question: help me solve this problem The mean starting salary for recent graduates with chemical engineering and an electrical engineering degree from the local university are

help me solve this problem

The mean starting salary for recent graduates with chemical engineering and an electrical engineering degree from the local university are RM3150 and RM2800, respectively. The Minitab output is shown below. Test and CI for Two Variances: Chemical Eng, Electrical Eng Null hypothesis Sigma (Chemical Eng) /Sigma (Electrical Eng) = 1 Alternative hypothesis Sigma (Chemical Eng) /Sigma (Electrical Eng) not = 1 Significance level Alpha = 0.05 Sample N Variance Chemical Eng 14 125 Electrical Eng 15 50 i) Based on the 95% confidence interval, can we conclude that the standard deviation for electrical engineering graduates' starting salary exceeds 15? Give your reason. ii) Construct a 95% confidence interval for the ratio of the two populations. Can we conclude that the variances are unequal? Explain your

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