Question

Quiz: Bidwell Quiz - Chapter 1 - Data Collection Time Remaining: 0: 36:05 Submit Quiz This Question: 1 pt 3 of 10 (4 complete) This Quiz: 10 pts possible Researchers wanted to determine if having a bean bag chair in the bedroom is associated with obesity. The researchers administered a questionnaire to 354 twelve-year-old adolescents. After analyzing the results, the researchers determined that the body mass index of the adolescents who had a bean bag chair in their bedroom was significantly higher than that of the adolescents who did not have a bean bag chair in their bedroom. Complete parts (a) through (e) below (a) Why is this an observational study? What type of observational study is this? Why is this an observational study? O A. The researchers administered a questionnaire to obtain their data without trying to influence an explanatory variable of the study O B. The researchers observed the behavior of the individuals in the study without trying to influence an explanatory variable of the study O C. The researchers tried to influence the outcome of the study O D. The researchers intentionally changed an explanatory variable of the study What type of observational study is this? O Case-control study O Cross-sectional study Cohort study (b) What is the response variable in the study? Is the response variable qualitative or quantitative? What is the explanatory variable? What is the response variable in the study? Is the response variable qualitative or quantitative? O A. The response variable is the body mass index of the adolescents. T O B. The response variable is whether the adolescent has a bean bag chair in the bedroom or not The response variable is qualitative. O C. The response variable is the number of the adolescents who participate in the study. The response variable is quanditative. he response variable is quantitative. Click to select your answer Copyright 0 2019 Pearson Education Inc. All rights reserved. | Terms of Use I Privacy Policy Permissions I Conta

Answer 1

Solution:-
(a) option A.

=> option B. cross-sectional study

(b) option A. The response variable is the body mass index of the adolescents.The response variable is quantitative.