Identify the type of observational study (cross-sectional, retrospective, or prospective) described below. a research company uses a device to record the viewing habits of about 15,000 households, and the data collected over the next 7 years will be used to determine nbsp whether nbsp the proportion of households tuned to a particular sports program nbsp decreases.
which type of observational study is described in the problem statement? a. a prospectiveprospective studyb. a cross-sectional studyc. a study

B. A cross-sectional study.

Explanation:

Observational studies include the observation of the effects of risk factors, diagnostic examinations, treatment or other intervention by the researchers in order to measure certain outcomes.

A cross-sectional study also known as transverse study or prevalence study is a sub-branch of observational study that involves the analysis of data(cross-sectional data) from the population or a representative subset at a precise point of time. Thus, the problem statement provided here illustrates the cross-sectional study as it observes and analyzes cross-sectional data.

hello,

answer: now it would take me a lifetime to do this problem for you but what i can do is guide you, first you will need to create your own sketch of the following items they have selected.