Answer:
Cluster
Step-by-step explanation:
The Cluster sampling technique involves choosing a population to be studied and dividing it into clusters that truly represent the population, through random sampling. In the question above, all the customers in the restaurant represent the population to be studied. Since all the customers can not be interviewed at that time, clusters, in the form of tables are formed through random sampling.
It is necessary for the researcher to ensure that the customers in all the table clusters truly represent the population.
6w is the 6 times a length w
Answer:
-46
Step-by-step explanation:
We need to find the common difference of this arithmetic sequence:
So, the common difference d = -4. We can now write the equation:
So, the 15th term is -46.
Hope this helps!
Its 10^3 = 1000
10^3 = 10*10*10
