Quantitative Research Flashcards
What is Operationalising and what is PICOS
Make a question more specific.
Population/Patient/Problem
Intervention - therapy, treatment, test
Comparison-is there a comparison or control gp
Outcome- what do you hope to change
Study design- what is best study design
Operationalise “Does a coach confidence in their team predict team members self confidence”
Does an elite pro premier league first team coach pre-match talk influence those players who are present more than those who are absent for pre-game confidence? Using a quantitative approach using a questionnaire.
What is a NULL hypothesis
No difference no change or relationship
What is the Alternative hypothesis
There is a difference or relationship
What is a Hypothesis
A statement that speculates on the outcome of research or an experiment
What Hypothesis is this” There is no difference in the daily calorific intake of USA men and women.
null
What Hypothesis is this” there is a difference in mean levels of perceived stress between teenagers and adults”
alternative hypothesis
What is Cross-sectional research
Analysis of data from a sample population at a specific time/moment
What is descriptive cross-sectional research
analysis of prevalence and distribution within a population
What does Analytical cross-sectional research mean
evaluates the association of a variable with other characteristics of a population
What is a independent variable
the variable you manipulate, implies a cause or predictor
What is a dependent variable
outcome measure what we measure
Does the brand of football boots influence how
accurate a player can pass the ball. Which is independent and dependent variable
Dependent - pass accuracy
independent variable - brand of boots
Measuring Variable Data Collection. What 2 things do measurements need to be?
Reliable measures are consistent and Valid measures measure what they intend to measure
What are the limitations of mean?
Can be distorted by outliers
