Unit 3 Flashcards
Order of what I am doing
Why I chose my question and relevance
INEWS and Public health agency.
Hypotheses
Variables
Why I chose questionnaire
Sample method
Data collection
Stats test
Ethics
Risk of harm
Confidentiality
Why are hypotheses needed?
To compare your questions against the starting point before u have any data
Extraneous variable
Something that may effect the results of the investigation
My independent variable
Two age groups
My dependent variable
The amount the groups agree on
Extraneous variables
Gender
Occupation
Health background info ( get jab free or not)
Different research methods
Laboratory experiments
Epidemiological experiments
Interviews
Observations
Questionnaires
Why is a questionnaire good and bad
Good- Low cost, not time-consuming to make or do, easy to collect responses and keep anonymous.
Bad- low rate 25%
Sampling methods
Self- select
Snowball
Random
Opportunity
Self select pos and neg
Fast and not time-consuming.
Accidental bias
Snowball pos and neg
Help reach more ppl with low effort likely to get more answers back.
Slow response rate
Nominal
Ordinal
Interval data
Nominal- categorized
Ordinal- category that put in order
Interval- fixed intervals between data
Mode used for
Central tendency as it’s best for nominal data.
Stats test
Chi squared. Best for nominal
What is the end result for chi squared
If the calculated value is higher than the critical value that equals a significant result.
Ethics order
Social/ scientific values, care and protraction or each individual study, confidentiality, informed consent and not working with vunrable individuals
Care and protection
Same state as when they entered
Confidentiality
Only to me and supervisor, anonymous, shredded 3 weeks after marking period.
Informed consent
Fully informed
Why I am doing this, must be over 16, don’t have to do questionnaire, data can be withdrawn, it’s anonymous, held for 3 weeks, and answers will be used in assignment.
Risk of harm
Should not experience anymore risk than everyday life.
Leave unchanged physically and psychologically.
Confidentiality
Anonymous
Send my link make description clear.
