Question: what is quantitative research validity?
Answer: Validity is defined as the extent to which a concept is accurately measured in a quantitative study (Roberta Heale & Twycross, 2015) . Based on the result on Table 1, all of the items are significant (< 0,000). ... ... Reliability relates to the consistency of a measure (Roberta Heale & Twycross, 2015) .