For research purposes, create an article analysis based on the following article :

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6166308/

Wong H, Karaca Z, Gibson TB. A Quantitative Observational Study of Physician Influence on Hospital Costs. Inquiry. 2018 Jan-Dec;55:46958018800906. doi: 10.1177/0046958018800906. PMID: 30264626; PMCID: PMC6166308.

Include the following:

Variables and Type of Data for Each Variable

Population of Interest for the study

Sample

Sampling method

Descriptive Statistics

Mean, median mode; standard deviation

Identify examples of descriptive statistics in the article

Reference : Wong H, Karaca Z, Gibson TB. A Quantitative Observational Study of Physician Influence on Hospital Costs. Inquiry. 2018 Jan-Dec;55:46958018800906. doi: 10.1177/0046958018800906. PMID: 30264626; PMCID: PMC6166308