# Measures of Location

• ### Song: Average Love Songs

Song includes facts and connections about the mean while making commentary on typical pop radio love songs. May be sung to the tune of "Silly Love Songs" (Paul McCartney). Appeared in September 2005 "Amstat News" and in November 2005 "The Journal of Irreproducible Results". Musical accompaniment realization and vocals are by Joshua Lintz from University of Texas at El Paso.
• ### Song: Heteroscedasticity

Playful song has recurrent mention of the term heteroscedasticity.
• ### Song: What's the Average?

Song invokes tradeoffs and pitfalls of there being (at least) two kinds of average: mean and median. May be sung to tune of "Love and Marriage" (Sammy Cahn and Jimmy Van Heusen). Musical accompaniment realization and vocals are by Joshua Lintz from University of Texas at El Paso.
• ### SPSS tutorial for chi-square tests

This tutorial exposes students to conducting chi-square tests in SPSS. This html based tutorial provides extensive screen shots and an example data set.
• ### Dataset Example: Morse Code, Scrabble, and the Alphabet

This article provides a data collection and analysis activity for illustrating simple linear regression and outlier analysis. The activity was designed to involve students in the process of data collection and to motivate studying the relationship between two quantitative variables. Students collect data on occurrences of letters in English text. These data are used to study the relationships between how often a letter occurs in English text, and: (1) the letter's Morse Code units and (2) the relative frequency of Scrabbleä‹¢ game tiles for the letter. Worksheets and answers to the activities are provided.
• ### Dataset Example: Readability of Educational Materials for Patients with Cancer

This article describes a dataset on the readability of booklets about cancer and the reading levels of patients with cancer. Students should be familiar with scales of measurement, data reduction, measuring center, constructing and interpreting displays, and reaching conclusions in real problems. Key Words: Ordinal data, Means, Medians, Histograms
• ### Data Collection:US Census Bureau: Census 2000 Datasets

Users can select from detailed tables and geographical comparison tables to generate data from the 2000 Census.
• ### Dataset: Rock Fries Your Brains

This exercise uses descriptive statistics to analyze a data set about how rats respond to rock music vs. classical music.
• ### Dataset: DIG Stats: Baseball Salaries Activity

In this activity, students will calculate the mean, median, and mode of the salaries for the Angels and the Orioles baseball players. Questions about the exercise and links to Excel and TI-83 instructions. The data exists in Excel, TI-83, and text formats.
• ### DIG Stats: Seed Harvester Ant Activity

In this activity, students will calculate confidence intervals for the mean weight (in milligrams) of seed harvester ants for 4 size classes of the ants. Questions about the exercise and links to Excel and TI-83 instructions are given. This data exists in Excel, TI-83, and text formats.