Anyone good at scatter plots! im crying over this i need too get too 78 % on k12

which describes the variables in the scatter plot created from the data?

1. customers profits ($)
76 2812
64 2880
48 1824
79 2844
144 5616
189 7749
180 5760
112 4256
132 6336
98 2940

2. identify the independent and dependent variables in the following statement.

the more water flowing into the pool, the greater the water depth is in the pool.

3.
a study was designed to determine how test scores on a 20-question test were related to the time spent studying for the test.

what are the independent and dependent variables for this study?

4.
a study involving middle-aged adults was designed to determine the relationship between the amount of caffeine consumed during the day and the time required to fall asleep at night.

what are the independent and dependent variables for this study?

5. a study was conducted to determine the effect of various quantities of a certain brand of fertilizer on plant growth.

what is the dependent variable?