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The computer science department is making a new recruitment poster for computer science majors and...

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The computer science department is making a new recruitment poster for computer science majors and would like to include information about the average salary of a software developer on the Treasure Coast To estimate the average salary of a software developer someone from the department collected a random sample of 10 local software developers Their salaries are listed below Assume that the salaries of all software developers on the Treasure Coast are normally distributed 18 81 743 82 866 82 733 82 084 82 661 81 153 82 745 Determine the point estimate and the sample standard deviation s Round the solutions to four decimal places if necessary A 98 confidence interval is given hu 81 282 82 546 82 132 Using a 98 confidence level determine the margin of error E and a confidence interval for the average salary of a software developer on the Treasure Coast Report the confidence interval using interval notation Round solutions to two decimal places if necessary The margin of error is given by E

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