StatsStats

STAT 220 Winter 2017

Project 90 points

Due 4/10/2017

Assignment Specifications

· Obtain or collect data on a topic of your choice

· Perform a simple linear regression analysis

· Prepare a written and oral discussion of your results

·

Data Collection

· Existing data may be obtained from legitimate sources including government agencies, organizations, etc.

· At least 30 data points must be obtained that each include:

· at least two quantitative variables

· at least one qualitative/categorical variable

· For the best results, use continuous variables. Discrete variables can be used as long as they come from a wide range

Data Analysis

· Calculate the general descriptive statistics for each quantitative variable

· Create a histogram and box plot for each quantitative variable

· Create a pie or bar chart for each qualitative variable

· Create a scatter plot of the data

· Calculate the correlation between the data and perform the simple linear regression

· Discuss how the data was obtained

· Discuss what type of distribution the data has

· Discuss if there is evidence of linear correlation and how strong that correlation is

Presentation - 20 points

· A PowerPoint presentation must be given discussing the information in the analysis

· The slides should only serve as an outline for the presentation

Documentation - 70 points

· Cover page (title, name, class, date)

· Two to three pages of written content, not including tables/charts/images

· Include any printouts of the data, analysis, and charts

· All documentation must use a professional font, font size, and spacing

Example of data set that could be used for the project would be below

Ice Cream Sales correlation to temp outside (30 data points, like the one example below)

X Y

Temp Sales Day of the Week

85 degree $750 Sunday