Variables in a Data Set: Unleaded Regular Gas Prices
Not what you're looking for?
Select a variable and from a data base and create a data set of at least 20 values. For example, if the database contained information on weather, you might have a data set of the average temperature in Portland for 20 months. Again, the more relevant it is to your area of interest, the better.
At first glance, what patterns do you see?
What level of measurement is used?
Create a frequency distribution.
Using Excel, graphically display that distribution with appropriate title and labels.
Calculate the appropriate measure of central tendency.
Create a short description or PowerPoint slide (using notes, if necessary) of your findings
Data obtained from: http://www.census.gov/compendia/statab/cats/prices/fuel_prices.html.
Purchase this Solution
Solution Summary
Variables in unleaded regular gas price data sets are examined.
Solution Preview
See two attached excel spreadsheets. The first file is the requested analysis, the second file is the raw data downloaded from the government site.
A) From this chart, at first glance, we can see that the general trand of unleaded regular gasoline prices over time is upward with a ...
Education
- MBA, Merage School of Business, Univ of Cal, Irvine
- BA, Univ of Cal, Irvine
Recent Feedback
- "Thank you so much for your help, it was very helpful to see how you did it in excel. Thanks again!"
- "Awesome review. Thank you!!!!!"
- "Wow - Amazing - Thanks"
- "Thanks"
- "Thanks for your help. Your solution helps me understand the problem and its solution."
Purchase this Solution
Free BrainMass Quizzes
Terms and Definitions for Statistics
This quiz covers basic terms and definitions of statistics.
Measures of Central Tendency
This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.
Measures of Central Tendency
Tests knowledge of the three main measures of central tendency, including some simple calculation questions.
Know Your Statistical Concepts
Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.