Explain the difference between primary and secondary data.

For each of the following recommend an appropriate data source $($be specific listing a website, article, or document$)$:

Incidence of breast cancer in a defined population.

Utilization rates of a PET C$-$T Scanner.

Preferred amenities of a sleep center.

Market Research

For each of the following questions recommend a survey method:

How long a patient waits until first contact with a provider $($physician or PA$)$ in a hospital emergency department?

What is the acceptability of wait times?

What is the awareness level among the general public of alternatives to emergency department use?