You would have good reason to believe that the reliability of personality disorders has been improved.
Explanation:
The Reliability of Personality Disorder has been improved as your friend has recently been diagnosed with a personality disorder and the improvement is due to the fact that we have now clear diagnostics criteria and rules.
In past, there was a problem in the diagnosis of personality disorder that's why the reliability was low.
The reliability is important in the diagnosis of the personality disorder.
Due to the reduction in the number of elderly people in Northern New York during the winter, demand for items used by the elderly will decrease which will cause a decrease in equilibrium quantity supplied and equilibrium price of those items.