Want this question answered?
How many phenotypes exist for this mrthod of blood typing
There is no specific answer unless you narrow the search. Call a supplier who can provide the concrete for the project. Quantity, location, delivery process all matter. Concrete is generally made close to the project so the price in one market will not be useful benchmark in another area.
There are 3 subjective methodes of measuring human behaviour.1. Self-report questionnair2. Dairy methode3. Behavioural observation.In my opinion Behavioural observation is the best way to measure human activity. Behavioural observation is aim to collect data about physical activity behaviour. In this methode, we can observer the beahviour of a patient or a subject during any perfomance regarding the activity, sposed by psychlogist.