Exclude Contingent Worker in checklist allocation

Summary:

Is this formula correct to exclude Contingent Worker in the eligibility profile?

Content (required):

DEFAULT FOR CMP_IV_ASSIGNMENT_ID IS 0

DEFAULT FOR PER_ASG_PROPOSED_WORKER_TYPE IS 'N'

Eligible= 'Y'

if (PER_ASG_PROPOSED_WORKER_TYPE='CWK')

  THEN

  Eligible='N'

RETURN Eligible

thank you :)