A major client of your company is interested in the salary distributions of jobs in the state of Minnesota that range from $30,000 to $200,000 per year. As a Business Analyst, your boss asks you to research and analyze the salary distributions. You are given a spreadsheet that contains the following information:
A listing of the jobs by title
The salary (in dollars) for each job
Deliverable 3 – Confidence Intervals.xlsx
You have already explained some of the basic statistics to your client, and he really liked your work. Now he wants you to analyze the confidence intervals.
Instructions
The data set in the spreadsheet consists of 599 records that you will be analyzing from the Bureau of Labor Statistics. The data set contains a listing of several jobs titles with yearly salaries ranging from approximately $30,000 to $200,000 for the state of Minnesota.
The Excel spreadsheet contains six tabs. The first tab, labeled data, requires you to calculate the mean, standard deviation, and sample size using the correct Excel formulas. The next five tabs contain questions for you to complete. Ensure that you are completely answering all questions with steps shown, explanations, and correct formatting.