what should 4 point scale be used for which is best scale for likert scale how many points to the likert scale what is the likert scale used for how many constructs on similarity scale how many points is 4 likert what scale for likert how many points does a construct likert scale include what is the likert scale used for how is likert scale used can the likert scale be used for a questionnaire how many points on likert scale how many constructs can be validated using a likert scale can i use 4 point likert scale? how many constructs does likert scale have what scale is used for construct validity why use a likert scale? can construct validity be tested with a 4 point scale? can you construct a scale for likert what is the average likert scale