Education varies depending upon employer, location and type of inspection. According to the BLS, a degree in construction engineering technology is applicable towards the career. Licensing requirements also vary by jurisdiction; as of 2015, 36 states had regulations for home inspectors.
If you are pregnant, then the blood pregnancy test is usually positive within 3-4 days after implantation or about 10-11 days after fertilization and ovulation. The urine pregnancy test is positive several days after the blood test becomes positive.
Alternatively you can wait 3 weeks or until your period is due  and do a home pregnancy test.   About 3 weeks before you can do a test of 5 days if you see your  doctor for a blood test.    6 weeks is the norm, earlier if you go to the doctor and get a  blood test.