ENS 200 Lecture Notes - Lecture 8: Randomized Controlled Trial, Scientific Method, Linear Regression
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Published on 4 Dec 2018
School
Department
Course
Professor
ENS 200
10/16/18
● Spring 2019
○ Major prep priorities-schedule and registration
○ 14-16 units
○ Stats
○ Int. comp
○ Chem 200
○ Bio 203
○ Assist,org courses at community at college
● Week 2: finding and reviewing literature
● It is unethical for university professors to accept gov grants to conduct scientific research
○ False
● Biomechanics reasearch_____ (answer that makes it false)
○ Exclusively measures variables related to sport performances
● In-season shoulder injuries in adolescent baseball pitchers were predictable based on
what?
○ Pre-season shoulder range of motion
● Univ professors author most of the articles that are published in popular magazines
○ False
○ They author peer reviewed articles
● Which section of a full original research article describes the data with test and figures
○ Results
● Step 4 of the scientific method
○ Design and conduct a study to test a research hypothesis
○ Study design is based on the study aim
● Acute vs chronic
● Broadest categorizations of research design
○ Descriptive
○ Causal (analytical, descrimitive to come to something conclusive)
● Do you think that the aim of our fake study is descriptive or causal?
○ Casual
● Study Designs (4)
○ Experimental
■ Aim is to measure quality
■ Mesures effects of treatment/intervention
■ Cold standard of experimental designs:
● Randomized controlled trial
○ placebo/control group
○ Random assignment of group
○ Requires fewer subject that other trials
○ Expensive
● Repeated measures crossover
○ Observational
■ Measures things as they exist naturally