Question:Which of the following statements is/are true? i)A 'longitudinal' survey is one where the same set of respondents complete the same survey on two or more occasions. ii)A 'cross-sectional' survey is one where the same set of respondents complete different surveys on two or more occasions.
A Both (i) and (ii) are true.
B Only (i) is true.
C Only (ii) is true.
D either is true.
+ AnswerB
+ Report