We are required to write a research paper.We have chosen the topic of the research to be “The increasing popularity of E-cigarette among youth in United States: An empirical study”.. The assignment is...

We are required to write a research paper.We have chosen the topic of the research to be “The increasing popularity of E-cigarette among youth in United States: An empirical study”.. The assignment is to select six (6) scholarly, peer-reviewed research articles presenting empirical studies from any discipline and any topic. For each study, identify and critique the study’s research approach and methodology regarding the following points: a. Choice of general study orientation (quantitative or qualitative) b. Sampling technique (random, stratified, etc.) – critiquing potential sampling biases (e.g. sampling by convenience) c. Sample characteristics (race, sex, socioeconomic status, location of the United States, etc.) critiquing potential biases, heterogeneity of sample d. Choice of research design strategy (e.g. cross-sectional design) – critiquing potential confounds/problems/ limitations e. Process of instrument development and/or assessment technique and the administration of testing – critiquing pilot testing process, potential experimenter bias (demand characteristics) f. Data analysis and interpretation - critiquing assumptions in internal, external (generalization), construct, and ecological validities during data analyzed in the study g. Any other points you feel should be analyzed in the study Then we must submit these six (6) separate critique paper. Each study critique should be two (2) or more full pages of text in length, not counting APA style, and title page and references page to be included.