Question

1. drug companies have made a lot of money from opioids

opioid sales kg/10,000
opioid deaths/100,000
opioid treatment admissions/10,000
rate
year
there is no relationship
there is a direct relationship - increase in drug sales and increase in drug deaths
there is an indirect relationship - decrease the drug sales and increase in drug deaths

Explanation:

By observing the graph, as the opioid sales (in kg/10,000) increase over the years from 1999 - 2010, the opioid - related deaths (per 100,000) also show an upward trend. This indicates a direct relationship between drug sales and drug - related deaths.

Answer:

There is a direct relationship - increase in drug sales and increase in drug deaths