; (ii) responses to requests from the Department for information; and (iii) other opportunities for stakeholder feedback. (D) Establish a timeframe for conducting the experiment that shall not exceed 10 years. (E) Estimate the cost of conducting the experiment. (F) Estimate the necessary size of the treatment group needed to have statistically significant grants. (3) Dissemination of information The Secretary shall notify institutions of higher education, through the website of the Department or other means, of the experiments selected by the Secretary under this section and the steps necessary to participate in an experiment. Such notice shall include the information described in subparagraphs (A) through (F) of paragraph (2) for the experiment. (4) Commencement of experiment The Secretary may carry out an experiment, in accordance with the requirements of this section, only if the Secretary has entered into agreements with not less than 5, and not more than 100, institutions of higher education, under which the institutions agree— (A) to participate in the experiment described in the applicable evaluation plan under paragraph (2); (B) to comply with the data collection requirements under subsection (d)(1) and any other reporting requirements determined by the Secretary; and (C) (i) to the methodology for data collection established by the Secretary under paragraph (2)(B) for the experiment