11.  Hubble was forced, therefore, to use indirect methods to measure the distances.

12.  I was examining teachers and teaching in one school using such methods as participant observation, unstructured interviews and documentary evidence.

13.  If you use this method you will need a generous amount of fabric, about three times the width of the wall.

14.  In current research, several assessment methods are used, employing client self-report, behavioural observations, and physiological monitoring equipment.

15.  It is a simple extension of that approach to then use methods to invoke pieces of procedure and function.

16.  It would use new methods to teach traditional academic subjects and equip young people with technical skills.

17.  More and more credit companies are using strongarm methods to collect debts.

18.  Previously, MacGregor used experimental methods to analyse the stresses.