A web administrator is interested in the average number of visitors per day that her website receives. Match the vocabulary word with its corresponding example. The list of visitor counts for the 42 days that were tracked The average number of visitors per day that have come to the website since it was created The number of visitors that the website receives on a given day All the days that the website has been in existence The average number of visitors per day for the 42 days that the administrator tracked The 42 randomly selected days that the administrator tracked Population Sample Variable Data Parameter Statistic