Asked by Madeline Chavez on May 13, 2024
Verified
Every Sunday morning, before starting his day, Matthew weighs himself.Each time he steps on the scale it tells him he weighs 15 pounds.Being a fully grown adult, Matthew is quite sure that he weighs more than that.We could say that Matthew's scale is ________.
A) Valid
B) Reliable
C) Both A and B
D) Neither A or B
Reliable
Describes something or someone consistently good in quality or performance, able to be trusted.
Valid
In research or testing, refers to the extent to which a tool or method accurately measures what it is supposed to measure.
- Gain an understanding of the essence of research validity and reliability, and discern between the different categories of validity (face, criterion, construct).
Verified Answer
KS
Kishwor ShahiMay 17, 2024
Final Answer :
B
Explanation :
The scale is reliable because it consistently gives the same weight measurement each time Matthew steps on it. However, it is not valid because it does not accurately reflect Matthew's actual weight.
Learning Objectives
- Gain an understanding of the essence of research validity and reliability, and discern between the different categories of validity (face, criterion, construct).