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Q1) Metro Real Estate Association is making a pamphlet that they think might be of interest to prospective homebuyers in Middletown and Brockton areas of city. 1 item of interest is number of year's children stays in same district for schooling. Sample of forty households with school-aged children in Middletown was arbitrarily chosen. Mean length of time in district was 7.6 years, with standard deviation of 2.3 years. Sample of 55 households in Brockton disclosed mean length of time in district was 8.1 years, with standard deviation of 2.9 years. At the 0.05 level of significance, can we conclude Middletown students remained in their districts less time than Brockton students? Make use of 5-step hypothesis testing procedure.

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