Topic: Economics

Methods: Regression, Multivariate Regression, Time Series,
Topics: Economics, Consumer,
Datafile Name: Agricultural Economics Studies
Abstract:

These data provide the student with opportunity to develop models for beef prices, beef consumption, pork prices, and pork consumption that take account of consumption and price of a substitute product , a demand shifter (income), and other factors. Frederick V Waugh was Director of the Division ...

Methods: Diagnostics, Dummy Variable, Interaction, Regression,
Topics: Economics, Government, Consumer,
Datafile Name: Home Prices
Abstract:

From data maintained by the multiple listing agency in Albuquerque, the file contains prices of home resales along with descriptive data on the home, including square feet, age, number of certain features, custom built or not, and corner location or not. Another dummy variable is whether the home...

Methods: ANCOVA, Distribution, Interaction, Transformation,
Topics: Economics,
Datafile Name: Billionaires 92
Abstract:

Fortune magazine publishes a list of the world's billionaires each year. The 1992 list includes 233 individuals. Their wealth, age, and geographic location (Asia, Europe, Middle East, United States, and Other) are reported.

The variable 'wealth' is right skewed, so the mean ...

Methods: Outlier, Histogram, Mean, Median, Boxplot, Distribution,
Topics: Economics,
Datafile Name: CEO Salaries
Abstract:

Forbes magazine published data on the best small firms in 1993. These were firms with annual sales of more than five and less than $350 million. Firms were ranked by five-year average return on investment. The data extracted are the age and annual salary of the chief executive officer for the fir...

Methods: Cluster Analysis, Three Dimensional Plot,
Topics: Economics,
Datafile Name: Cities
Abstract:

The data were collected by the Economic Research Department of the Union Bank of Switzerland. They represent the economic conditions in 48 cities around in world in 1991.

The diagram for a complete linkage cluster analysis of the variables Work, Price, and Salary appears in Figure 1. On...

Methods: ANCOVA, ANOVA, Scatterplot,
Topics: Economics, Education,
Datafile Name: Educational Spending
Abstract:

Average salary paid to teachers and expenditures per pupil are two commonly used measures of the amount of money spent on education. Data on these two measures are provided by state, and states are classified by region of the country. The two measures have slightly skewed distributions, and Alask...

Methods: Regression, Interaction, Time Series,
Topics: Economics, Education,
Datafile Name: Enrollment Forecast
Abstract:

These data were used by the Office of Institutional Research at the University of New Mexico to forecast fall undergraduate enrollment. Both the January unem- ployment rate and the June high school graduates for a year are known before students enroll in the university in the fall.

The ...

Methods: Cluster Analysis, Principal Components,
Topics: Economics, Europe,
Datafile Name: European Jobs
Abstract:

The data are the percentage employed in different industries in Europe countries during 1979. The job categories are agriculture, mining, manufacturing, power supplies, construction, service industries, finance, social and personal services, and transport and communications. It is important to no...

Methods: Regression, Dummy Variable,
Topics: Economics, Government,
Datafile Name: Factors in Country Inflation
Abstract:

The authors of the publication cited as the datafile source were concerned to find factors associated with differences in historical inflation rates among countries. They developed indexes of independence of the central bank from questionnaires about policies and practices as well as from the leg...

Methods: Correlation, Diagnostics, Paired T-Test, Regression, Transformation,
Topics: Consumer, Economics,
Datafile Name: Fish Prices
Abstract:

The price of fish varies by species and time. The average price recieved by fishermen and vessel owners for several species of fish increased from 41 cents per pound in 1970 to $1.10 per pound in 1980. A paired t-test shows that this increase is highly significant.

There is a strong cor...

Methods: ANCOVA, Transformation,
Topics: Economics,
Datafile Name: Companies
Abstract:

This dataset holds several facts about 77 companies selected from the Forbes 500 list for 1986. This is a 1/10 systematic sample from the alphabetical list of companies. The Forbes 500 includes all companies in the top 500 on any of the criteria, and thus has almost 800 companies in the list. Com...

Methods: Chi Square Test, Transformation, Confidence Interval,
Topics: Consumer, Economics,
Datafile Name: Montanac Outlook Poll
Abstract:

The data contain the outcomes for two items in the Montana Economic Outlook Poll conducted in May 1992, with accompanying demographics for 209 out of 418 poll respondents. The items are whether the respondent feels his/her financial status is worse, the same, or better than a year ago, and whethe...

Methods: Assumptions, Regression, Outlier, T-test, Boxplot, Diagnostics, Multivariate Regression,
Topics: Economics,
Datafile Name: OECD Economic Development
Abstract:

Data on per capita income and the percentages of the labor force employed in agriculture, industry, and service occupations for 20 Eurpoean OECD countries lend themselves to several kinds of analysis. Univariate analysis of each of the variables is interesting, and the relations between per capit...

Methods: Scatterplot, Time Series, Transformation,
Topics: Economics, Energy,
Datafile Name: Oil Production
Abstract:

The increase in annual world crude oil production from 1880 to 1973 follows a pattern of exponential growth. In order to fit a linear model to these data, the oil production variable must be transformed by taking the natural log. A scatterplot of the log of oil production vs. year follows a strai...

Methods: Regression, Time Series,
Topics: Economics, Consumer,
Datafile Name: Predicting Appliance Sales
Abstract:

The file gives annual unit factory shipments of dishwashers, disposals, refrigerators, and washing machines in the United States from 1960 through 1985 together with two potential predictor series, durable goods expenditures and private residential investment. The data for each series in 1986 wer...

Methods: Regression, Residuals, Time Series,
Topics: Economics, Consumer,
Datafile Name: Predicting Retail Sales
Abstract: The datafile contains 11 years of quarterly sales for four kinds of retail establish- ments, along with non-agricultural employment and wage and salary disbursements The task is to develop a model for predicting sales using leading values of employ- ment or wage and salary disbursements, seasonal in...
Methods: Boxplot, Scatterplot, Outlier,
Topics: Education, Economics,
Datafile Name: Faculty Salaries
Abstract:

A faculty salary study was done at The Ohio State University to compare faculty salaries with those at other universities. Data were collected from the Association of American Universities. The overall average salary for OSU was obtained by computing the weighted average of salaries at each facul...

Methods: Outlier, Regression, Residuals, Interaction, Dummy Variable,
Topics: Economics, Sports,
Datafile Name: Q-back and Team Salaries
Abstract:

The datafile contains 1991 season leading quarterback and total team salary
for football teams in the American Football Conference (AFC) and National
Football Conference (NFC) of the National Football League(NFL). Two poten-
tial influential observations (Steelers and Bears) ...

Methods: Dummy Variable, Regression, Residuals, Time Series,
Topics: Consumer, Economics,
Datafile Name: Quarterly Appliance Sales
Abstract:

The data presented in the datafile Quarterly Appliance Sales are suitable for developing models for predicting the four kinds of appliance sales. Three kinds of models can be developed. These are:

1. A model with appropriate quarterly indicators, a time variable, coincident and lagged v...

Methods: Outlier, Boxplot, T-test, Summary Statistics,
Topics: Consumer, Economics, Finance,
Datafile Name: Refusals in Mortgage Lending
Abstract:

Acorn is the acronym for Association of Community Organizations for Reform Now. These data were presented by Acorn to a Joint Congressional Hearing on discri- mination in lending. Acorn concluded that "banks generally have exhibited a per- vasive pattern of lending practices that have the ef...

Methods: Regression, Time Series,
Topics: Economics, Health,
Datafile Name: Emerald
Abstract:

The Emerald datafile provides the Consumer Price Index (CPI) for all urban consumers, the medical component of the CPI, and the claim costs of the Emerald health care plan for the years 1986 to 1992. The Emerald health care providers claim that the cost of their plan has risen more slowly than ov...

Methods: Outlier, Regression, Polynomial Regression, Dummy Variable,
Topics: Economics, Government,
Datafile Name: State Public Expenditures
Abstract:

In extending the regression of state and local per capita public expenditures to factors in addition to economic ability (see State Spending and Ability to Pay), metropolitanization is a relevant factor. A linear regression with the perce...

Methods: Outlier, Regression, Dummy Variable,
Topics: Economics, Government,
Datafile Name: State Public Expenditures
Abstract:

Economic ability is seen as a major determinant of varying public expenditures per capita among states in 1960. Two factors modify the simple relationship of expenditures to economic ability, however. First is the fact that Nevada has an undue influence on the overall regression. Second is the fa...

Methods: Diagnostics, Regression, Outlier, Transformation,
Topics: Economics, Government, Consumer,
Datafile Name: Home Prices
Abstract:

How taxes change in response to changing market value of homes is a question of concern to citizens as a policy matter as well as a personal financial concern. The tax data included in the datafile Home Prices permit an examination of this question for used homes in Albuquerque in 1993. The linea...

Methods: Dummy Variable, Diagnostics, Interaction, Outlier, Residuals, Transformation,
Topics: Economics, Education, Government,
Datafile Name: Teacher Pay by States
Abstract:

The scatter diagram below shows one potential influential observation, namely Alaska, which is an outlier in terms of spending per pupil. In addition, the question can be raised whether the level and slope of an appropriate regression line would be the same for the three regions of the country. S...

Methods: Regression, Polynomial Regression, Outlier, Transformation,
Topics: Economics,
Datafile Name: TV Ad Yields
Abstract:

The scatter diagram below suggests that the relation between advertising
yield and spending is not linear. An alternative is to fit a regression line with
a second order term, which is shown. However, the logic of the second order
regression line, which turns down within the ...

Methods: Assumptions, Regression, Outlier, T-test, Boxplot, Diagnostics, Multivariate Regression,
Topics: Economics,
Datafile Name: OECD Economic Development
Abstract:

The Datafile OECD Economic Develpment  contains per capita income (PCINC)
and the percentage of the labor force employed in agriculture (AGR) for 20 European
OECD countries in 1960. Below are the same variables for the United States by 
decades with PCINC adjusted t...

Methods: Regression, Collinearity,
Topics: Economics,
Datafile Name: Unemployment
Abstract:

This dataset contains the United States unemployment rate, Federal Reserve Board index of industrial production, and year of the decade for 1950-1959. Unemployment is a natural dependent variable.

A regression of Unemployment versus FRB index shows that unemployment rises as industrial ...

Methods: Regression, Interaction, Dummy Variable,
Topics: Economics, Government,
Datafile Name: Unions and State Labor Law
Abstract:

The dummy variables for presence of state bargaining laws covering public employees and presence of state right to work laws in the datafile provide an opportunity to examine a two-predictor regression involving dummy varia- bles. In this case there is interaction between the two dummy variables ...

Methods: Regression, Outlier, Collinearity, Assumptions, Regression,
Topics: Economics, Social Science,
Datafile Name: Wages and Hours
Abstract:

The data are from a national sample of 6000 households with a male head and earnings of less than $15,000 annually in 1966. Thirty-nine demographic subgroups were formed for analysis of the relation between average hours worked during the year and average hourly wages and other variables. The stu...

Methods: Outlier, T-test, Mann Whitney U Test, ANOVA,
Topics: Economics,
Datafile Name: Waste Run-up
Abstract:

The Mann-Whitney test is available when the normal assumption underlying the Student t-test is in question. are outliers in the data. The data on weekly run-up (or waste percent) for five suppliers of the Levi-Strauss clothing plant in Albuquerque provides an example. Presence of outliers violate...

Methods: Boxplot, Paired T-Test,
Topics: Sociology, Economics,
Datafile Name: Labor Force
Abstract:

This dataset contains the labor force participation rate (LFPR) of women in 19 cities in the United States in each of two years (1968 and 1972). The data help to measure the growing presence of women in the labor force over this period.

It may seem reasonable to compare LFPR rates in th...

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