Added activity.csv
Default Knit

Knitted for the first time with the default content
Added hw1.R

hw1.R is a scratch file I'll use for this assignment that won't be
submitted.
Read data. Find total steps/day. Plot hist.

This code reads the data and formats it. Computes the total number of
steps taken each day then plots it on a histogram and reports the mean
and median.
Daily activity plot and max added

Calculated avg daily step size grouped by interval, then found the
interval which has max daily activity
Filled NAs

Implemented a strategy which filled NAs and computed the mean and
median of the new total daily steps
Added weekday/weekend categories and plot

Coded a weekday/weekend loop and used ggplot2 to plot
Final figures, markdown, and html files
deleted the zip file