; (3) that is tailored to meet the specific needs of eligible entities in carrying out demonstration projects for which a grant is made under this section; and (4) to facilitate the exchange of information among eligible entities regarding best practices and promising practices used in the projects. (g) Evaluation (1) In general The Secretary shall, by grant, contract, or interagency agreement, conduct evaluations of the demonstration projects for which a grant is made under this section. (2) Rule of interpretation Evaluations conducted pursuant to this subsection may include a randomized controlled trial, but this subsection shall not be interpreted to require an evaluation to include such a trial. (h) Reports (1) To the Secretary An eligible entity awarded a grant to conduct a project under this section shall submit interim reports to the Secretary on the activities carried out under the project, and, on the conclusion of the project, a final report on the activities. Each such report shall include data on participant outcomes related to earnings, employment in transportation and infrastructure professions, graduation rate, graduation timeliness, credential attainment, participant demographics, and other data specified by the Secretary. (2) To the Congress During each Congress, the Secretary shall submit to the Committee on Ways and Means of the House of Representatives and the Committee on Finance of the Senate a report— (A) on the demographics of the participants in the projects for which a grant is made under this section; (B) on the rate of which project participants completed all activities under the projects; (C) on the employment credentials acquired by project participants; (D) on the employment of project participants on completion of activities under the projects, and the earnings of project participants at entry into employment; (E) on best practices and promising practices used in the projects; (F) on the nature of any technical assistance provided to grantees under this section