For persons who combine a master's degree and a PhD at the same institution, 5 years seems to be a typical length of time to completion. With the AuD degree being so new, it is currently unclear how long a PhD will take after the AuD or the length of time to complete a combined AuD/PhD (research degree).et's assume that a PhD is finished in about 4 years. The first 2 years will include taking courses, many of which will be courses from outside the CSD department. The choice of course work varies by student but always includes several research methods and statistical analysis courses.
Answer   I think you start your first period when you are about 9-13 years old.I started my first period when I was 10 years old and I was in 4th grade during that time sâ¦o I don't think I started my period too early. 6 people found this useful. CatRox.
There is no normal age to get your first period. Seriously. What is normal, is for you and your friends to get your periods at different times. Most girls start menstruating anywhere between 9 and 15 years old, often around the time that other women in their families got theirs.