Using the central limit theorem to justify approximating the sample mean with a normal distribution yields an approximate 95% confidence interval of the form. If we wish to have a confidence interval that is W units in width, we would solve. for n, yielding the sample size n = 16 Ï2/W2.
Sponsor and sponsor-investigator are defined at 21 CFR 312.3(a): Sponsor means a person who takes responsibility for and initiates a clinical investigation. The sponsor may be an individual or pharmaceutical company, governmental agency, academic institution, private organization, or other organization.
What is a sponsor? In the immigration field, the term sponsor refers to a person who is in the United States lawfully who files petitions to bring family members to the United States. It is possible to sponsor (or petition for) a relative, employee, an overseas orphan, and yourself.