Nico measured the water level in his pool every other day for two weeks. Which statement best describes the information shown by the scatterplot and trend line.
Water Height
6
5
4
.
3
.
5
7
8 9
10 11
12 13 14
Day
O As the number of days increased, the water level always decreased.
O As the number of days increased, the water level always increased.
O As the number of days increased, the water level usually decreased.
O As the number of days increased, the water level usually increased.