Math 153, Introduction to Statistical Methods Chioma Okongwu & 9/5/18 750 PM Hom
ID: 3068126 • Letter: M
Question
Math 153, Introduction to Statistical Methods Chioma Okongwu & 9/5/18 750 PM Homework: Homework#1 Score: 0 of 1 pt 1.2.5 12 of 30 (10 complete) HW Score: 30%, 9 of 30 pts Queston Help is a cross-sectional study? What is a case control study? Which is the superior observational study? Why? What is a cross sectional study? Choose the correct answer below O A. Cross-sectional studies are a list o all idviduals in a population along with certain characteristics of each individual O B. Cross-sectional studies first identity a group of individuals to participate in the study. These individuals are then observed over a period of time Over this p eriod of timo characteralics about the individual are recerded. C Cross-sectional studies are observational studies that collect information about individuals at a sp ci c po Cross-sectional studies are observational studies that are ret t in tine or ove a very short i do tr e D. ospective, meaning that they eq di duals to look backin t ne or require he research e o lok a en t ng s Click to select your answer and then click Check Answer Final Check Clear All remaining 5/2018 Type here to searchExplanation / Answer
Solution: What is a cross-sectional study? Choose the correct answer below.
Answer: The correct option is C.
C. Cross-sectional studies are observational studies that collect information about individuals at a specific point in time or over a very short period of time.
Cross-sectional study is an observational research type that analyzes data of variables collected at one given point of time across a sample population. This study type is also known as cross-sectional analysis, transverse study or prevalence study.