Question: When the Dow Jones Industrial Average s index increases it usually
When the Dow Jones Industrial Average’s index increases, it usually means that the economy is growing, which in turn usually means that the unemployment rate is low. A statistics professor pointed out that in numerous periods (including when this edition was being written), the stock market had been booming while the rest of the economy was performing poorly. To learn more about the issue, the monthly closing DJIA and the monthly unemployment rates were recorded for the years 1950 to 2012. Draw a graph of the data and report your results.
Answer to relevant QuestionsThe monthly values of one British pound measured in American dollars since 1987 were recorded. Produce a graph that shows how the exchange rate has varied over the past 25 years. Refer to Exercise. In addition to reporting the annual payment per director, the survey recorded the number of meetings last year. Use a graphical technique to summarize and present these data.In the last part of the 20th century, scientists developed the theory that the planet was warming and the primary cause was the increasing amounts of carbon dioxide (Co2), which is the product of burning oil, natural gas, ...The starting salaries of a sample of 125 recent MBA graduates are recorded.a. Determine the mean and median of these data.b. What do these two statistics tell you about the starting salaries of MBA graduates?Determine the variance and standard deviation of the following sample.12 6 22 31 23 13 15 17 21
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