# Question: The file S02 39 xlsx contains SAT test scores two verbal components

The file S02_39.xlsx contains SAT test scores (two verbal components, a mathematical component, and the sum of these three) for each state and Washington DC in 2009. It also lists the percentage of high school graduates taking the test in each of the states.

a. Create a histogram for each of the numerical variables. Are these distributions essentially symmetric or are they skewed?

b. Compare the distributions of the average verbal scores and average mathematical scores. In what ways are these distributions similar? In what ways are they different?

c. Find the mean, median, and mode of the set of percentages taking the test.

d. For each of the numerical variables, which is the most appropriate measure of central tendency? Explain the reasoning behind your choice.

e. How does the mean of the combined variable relate to the means of the Critical Reading, Math, and Writing variables? Is the same true for medians?

a. Create a histogram for each of the numerical variables. Are these distributions essentially symmetric or are they skewed?

b. Compare the distributions of the average verbal scores and average mathematical scores. In what ways are these distributions similar? In what ways are they different?

c. Find the mean, median, and mode of the set of percentages taking the test.

d. For each of the numerical variables, which is the most appropriate measure of central tendency? Explain the reasoning behind your choice.

e. How does the mean of the combined variable relate to the means of the Critical Reading, Math, and Writing variables? Is the same true for medians?

**View Solution:**## Answer to relevant Questions

The Wall Street Journal CEO Compensation Study analyzed CEO pay from many U.S. companies with fiscal year 2008 revenue of at least $5 billion that filed their proxy statements between October 2008 and March 2009. The data ...Recall that the HyTex Company is a direct marketer of technical products and that the file Catalog Marketing.xlsx contains recent data on 1000 HyTex customers.a. Identify all customers in the data set who are 55 years of age ...The file S02_55.xlsx contains monthly sales (in millions of dollars) of beer, wine, and liquor. The data have not been seasonally adjusted, so there might be seasonal patterns that can be discovered. For any month in any ...Recall from Chapter 2 that the HyTex Company is a direct marketer of technical products and that the file Catalog Marketing.xlsx contains recent data on 1000 HyTex customers. To understand these customers, first recode ...The file S02_10.xlsx contains midterm and final exam scores for 96 students in a corporate finance course.a. Do the studentsâ€™ scores for the two exams tend to go together, so that those who do poorly on the midterm tend to ...Post your question