IMPROVING VALIDITY

Question 1

Control group

Answer 1

• Provides baseline for which the effecrs of thr IV can be compared against.

Question 2

Standardisation

Answer 2

• minimize variations in how data are collected, administered, and analyzed.
• facilitates comparisons across different studies or populations

Question 3

Blinding (single/ double)

Answer 3

• Prevents expectation bias
• Researcher bias (may interpret outcomes in a way that conforms/aligns with their expectations)

Question 4

Operationalisation

Answer 4

*Ensures variables are measured or manipulated in a consistent and reliable manner with no ambiguity/ subjectivity leading to valid findings

Question 5

Triangulation

Answer 5

• Ensures a comprehensive understanding of the phenomena
• Mitigates limitations of any single method

Question 6

Random allocation

Answer 6

• Each ppt has the equal opportunity be assigned to any given group
• so individual differences are less likely to affect results as they are evenly distributed across groups.