Identify the correct statement(s) about reliability. i. Test-retest reliability concerns the consistency of measurement results obtained from different observers or raters. ii. Interrater reliability is typically evaluated with the correlation between two measurement results obtained from repeated administration of the same instrument. iii. Cronbach's alpha is commonly used to evaluate internal consistency (i.e., the consistency of measurement results from multiple indicators assessing the same construct). iv. Cronbach's alpha suggests whether a researcher can make causal inferences. v. Cronbach's alpha suggests whether a researcher can generalise findings to a population.

Choose the best option :

i and ii only

ii and v only

ii, iii, and iv only

iii only

iv and v only