Question

a music promoter recorded the number of bands that played and the ticket sales for several music festivals. the data are shown in the table
for each festival, how many variables did the music promoter collect data for?
number of bands, $x$ | ticket sales ($), $y$
3 | 775
5 | 950
6 | 800
8 | 1,025
9 | 1,950
10 | 2,500

Explanation:

The table shows two distinct pieces of data collected for each festival: the number of bands (labeled $x$) and the ticket sales (labeled $y$). Each of these is a separate variable being measured.

Answer:

2