Companies are devoting time and energy to promote recycling. A major recycling company found some old documents that present the recorded amount of cell phone collected over a span of eight years.
Cellular Telephones Collected (in millions)
Part a) Develop a time series plot with Year on the X axis and Cellular Telephones Collected on the Y axis.
Part b) Does there appear to be a relationship between time and cellular telephones collected?
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