Skills

Question 1

accuracy…?

Answer 1

refers to how correct a measurement is, ie how close it is to the true value

Question 2

reliability, first 🖐🏻 experiments?

Answer 2

refers to how consistent measurements are, ie if measurement repeated many times, they will give identical (simil) results if rel

to be meaningful, lrg sample size

Question 3

reliability, second 🖐🏻 experiments?

Answer 3

refers to whether information is trustworthy, ie whether consistent with other reputable sources

Question 4

validity, first 🖐🏻 experiments?

Answer 4

relates to EXPERIMENTAL METHOD

• extent to which results measure what you are aiming to measure, eg exp method appropriate?
• controlled variables kept constant?
• only testing 1 variable at a time?
• discarded invalid measurements?

Question 5

validity, second 🖐🏻 experiments?

Answer 5

involves checking whether information gathered is accurate/correct and APPLICABLE