Load the data using the command: ecomm.df = read.csv("https://goo.gl/hzRyFd")

1. How many observations and variables are in the e-commerce data set?
2. Compute a frequency table for the country of origin for site visits. After the United States, which country had the most visitors?
3. Compute a two-way frequency table for the intent to purchase (intentWasPlanningToBuy), broken out by user profile.
   1. Among the parents who provided a response, what is the proportion of parents who intend to purchase?
   2. Among the teachers who provided a response, what is the proportion of teachers who intend to purchase?

Note: In computing the above, omit observations for whom the intent is unknown (blank).

1. Among US states (recorded in the variable region), which state had the most visitors and how many?
2. Draw a histogram for the number of visits to the site (behavNumVisits).