Question

identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospitals records from the past 3 years. (1 point) prospective retrospective cross - sectional

Explanation:

In a retrospective study, researchers look at past data. Here, the analyst examines hospital records from the past 3 years, which is data from the past. In a prospective study, data is collected moving forward in time. In a cross - sectional study, data is collected at a single point in time. Since the data is from the past, it is a retrospective study.

Answer:

retrospective