[Solved] If the terms specified on an invoice are 2/10, n/30, this means that a discount of 10% will be allowed if payment is made within 2 days from the date of the invoice. Experimenter Bias: A phenomenon in which the beliefs or expectations of the researcher unconsciously influence the outcome of the study. Informed Consent: A process ensuring that a person fully understands and agrees to the terms and conditions of a procedure or activity, especially in the context of healthcare and research. Sexual Behavior: Actions that individuals engage in to express their sexuality, including physical intimacy and erotic activities. Survey Research Method: A systematic collection of data from individuals using questionnaires or interviews to study and analyze opinions or behaviors.