More cards in this set
Card 6
Front
QUASI EXPERIMENT:
-IV based on an existing difference between people.
+Controlled conditions= High internal validity.
-Cannot randomly allocate due to confounding variables.
-IV based on an existing difference between people.
+Controlled conditions= High internal validity.
-Cannot randomly allocate due to confounding variables.
Back

Card 7
Front
STRATIFIED SAMPLING:
-Represents each subgroup in the population.
-Random sampling to allocate strata
+Avoids researcher bias.
+Representative.
-Cannot reflect every subgroup.
-Represents each subgroup in the population.
-Random sampling to allocate strata
+Avoids researcher bias.
+Representative.
-Cannot reflect every subgroup.
Back

Card 8
Front
VOLUNTEER SAMPLE:
-People self selecting themselves.
+Easy
-Volunteer bias.
-People self selecting themselves.
+Easy
-Volunteer bias.
Back

Card 9
Front
DECEPTION:
-Deliberatley withholding or misleading information from ppts.
-Deception can be justified with demand characteristics.
DEALING WITH IT:
-Right to withdraw.
-Full debrief.
-Deliberatley withholding or misleading information from ppts.
-Deception can be justified with demand characteristics.
DEALING WITH IT:
-Right to withdraw.
-Full debrief.
Back

Card 10
Front
PRIVACY + CONFIDENTIALITY:
-Right to control information about themselves.
DEALING WITH IT:
-Personal details remaining anonymous.
-Ppts should be reminded constantly that their data will be protected.
-Right to control information about themselves.
DEALING WITH IT:
-Personal details remaining anonymous.
-Ppts should be reminded constantly that their data will be protected.
Back

Card 11
Front
CONTROL GROUPS:
-Compared to an experimental group.
-If CG and EG behaviour vary, it can be blamed on the IV.
-Compared to an experimental group.
-If CG and EG behaviour vary, it can be blamed on the IV.
Back

Card 12
Front
COVERT: Ppts unaware they are being observed.
+Removes demand characteristics.
-Ethical issues- deception.
OVERT: Ppts aware they are being observed.
+More ethical.
-Demand characteristics.
+Removes demand characteristics.
-Ethical issues- deception.
OVERT: Ppts aware they are being observed.
+More ethical.
-Demand characteristics.
Back

Card 13
Front
STRUCTURED OBSERVATION: Pre-determined coding (Quantitative)
+Easy data collection
+More systematic.
- Only produces numerical data.
UNSTRUCTURED OBSERVATION: No checklist (Qualitative)
+More in-depth data.
-Observer bias
+Easy data collection
+More systematic.
- Only produces numerical data.
UNSTRUCTURED OBSERVATION: No checklist (Qualitative)
+More in-depth data.
-Observer bias
Back

Card 14
Front
CORRELATIONS:
-Checks to see if two sets of numbers are related.
-Correlation co-efficient (-1=negative) (+1=positive)
+ Useful to find a link between socially sensitive topics.
-Do not identify cause of link.
-Checks to see if two sets of numbers are related.
-Correlation co-efficient (-1=negative) (+1=positive)
+ Useful to find a link between socially sensitive topics.
-Do not identify cause of link.
Back

Card 15
Front
GRAPHS + DISTRIBUTIONS:
TABLES- Raw scores converted to statistics.
BAR CHARTS- Categorical data for clear comparison.
SCATTERGRAMS- Strength and direction of relationship between co-variables.
HISTOGRAMS-Both variables have numerical data.
NORMAL DISTRIB
TABLES- Raw scores converted to statistics.
BAR CHARTS- Categorical data for clear comparison.
SCATTERGRAMS- Strength and direction of relationship between co-variables.
HISTOGRAMS-Both variables have numerical data.
NORMAL DISTRIB
Back
