Please use D2L to turn in both the PDF or Word output and your R Markdown file in.

Lab Exercises

1. (5 points)

Explore the Seattle Housing dataset graphically and choose a metric variable to use to model housing prices.

Seattle <- read.csv('http://math.montana.edu/ahoegh/teaching/stat408/datasets/SeattleHousing.csv',
                    stringsAsFactors = F)
str(Seattle)
## 'data.frame':    869 obs. of  14 variables:
##  $ price        : num  1350000 228000 289000 720000 247500 ...
##  $ bedrooms     : int  3 3 3 4 3 3 4 5 3 2 ...
##  $ bathrooms    : num  2.5 1 1.75 2.5 1.75 2.5 1 2 2.5 1 ...
##  $ sqft_living  : int  2753 1190 1260 3450 1960 2070 2550 2260 1910 1000 ...
##  $ sqft_lot     : int  65005 9199 8400 39683 15681 13241 4000 12500 66211 10200 ...
##  $ floors       : num  1 1 1 2 1 1.5 2 1 2 1 ...
##  $ waterfront   : int  1 0 0 0 0 0 0 0 0 0 ...
##  $ sqft_above   : int  2165 1190 1260 3450 1960 1270 2370 1130 1910 1000 ...
##  $ sqft_basement: int  588 0 0 0 0 800 180 1130 0 0 ...
##  $ zipcode      : int  98070 98148 98148 98010 98032 98102 98109 98032 98024 98024 ...
##  $ lat          : num  47.4 47.4 47.4 47.3 47.4 ...
##  $ long         : num  -122 -122 -122 -122 -122 ...
##  $ yr_sold      : int  2015 2014 2014 2015 2015 2014 2014 2014 2015 2014 ...
##  $ mn_sold      : int  3 9 8 3 3 6 6 10 1 11 ...
2. (5 points)

Fit a t-distribution regression model for housing price. Specify the sampling model and all necessary prior distributions.

3. (5 points)

Summarize the results from this model.