Calculate the value of the test statistic

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Reference no: EM131151666

Please use Megastar or excel Merrill Lynch regularly asks its customers assessments of the financial advice and services provided to them. Higher scores indicate better service, with 7 being the highest score. Below are in summarizes the scores given to two financial consultants by members of two independent random samples. A consultant has 10 years of experience, while the consultant B has a year of experience. To Merrill Lynch is interested to know if there is difference between the average populations the scores obtained by each consultant. consultant 1=n1=16 ,x1=6.82,s1=0.64 consultant2= n2=10,x2=6.25,s2=0.75 a) Find the confidence interval two-tailed 99% for the difference between the population means. b) Set the null and alternative hypotheses. c) Calculate the value of the test statistic. d) What conclusion reached? Or not reject the null hypothesis? Use a level significance of 1%. e) There is a relationship between a) and d)? Explain.

Reference no: EM131151666

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