Data were collected on the power generated by wind and solar installations worldwide since 1996.Look at the following graph of these data and answer the questions that follow.
-What type of scientific study do the data in this graph represent?

Question

Data were collected on the power generated by wind and solar installations worldwide since 1996.Look at the following graph of these data and answer the questions that follow. 
-What type of scientific study do the data in this graph represent?

Quizplus · Accepted Answer

The Answer of Data were collected on the power generated by wind and solar installations worldwide since 1996.Look at the following graph of these data and answer the questions that follow. 
-What type of scientific study do the data in this graph represent?

Data Were Collected on the Power Generated by Wind and Solar