Answer:
A1)
Stratified sampling: Here, sampling is performed on element within each stratum( the European store and the United States store. Therefore, The technique of randomly selecting 1,000 employees from a list of all employees at the United States stores and 600 employees form a list of all employees at the European stores is a stratified sampling.
A 11)
Cluster sampling :
It involves dividing total population into groups, which should be a representation of the total population and each identified cluster is treated as a sampling unit, by randomly selecting 8 stores from 800, we have chosen 8 clusters, and all samples in the 8 clusters being sampled signals a single stage cluster design.
B) Advantage : stratified sampling usually saves cost as it encourages a small subset of the population while also encougung representativeness.
Disadvantage : It requires that the experimenter has prior knowledge of the population before being able to group into stratums
Step-by-step explanation:
Answer:
The order is ;
0+ 1 + 2-3+ 4 -5+6-7+ 8 - 9
Step-by-step explanation:
Here, we want to write the numbers in that order, inserting a subtraction or addition sign between them.
These are;
0+ 1 + 2-3+ 4 -5+6-7+ 8 - 9
Answer:
I think 25 is this is right
Answer:
5k2
Step-by-step explanation:
5+3=8, 8-4=4, 4+1=5
Hey there!
Nine less than a number- n-9
Hope this helps!
