Answer:
E. Cluster
Explanation:
Cluster sampling is a type of sampling method in which the population under study is divided into different groups known as clusters before simple random samples are selected from each population clusters. The analysis of such population is carried out based on the sampled clusters.
This method is adopted when a researcher does not have access to the whole population under research.
Advantages of cluster sampling.
The research method only needs fewer resources.
The sample under review is feasible.
Note: Cluster sampling is not as accurate as simple or stratified random sampling.
Answer:
The interest paid on loan was at floating rate which means that the investor earning was lower because of lower interest rate than the interest rate he was expecting.
Explanation:
Because the bond was dependent on the floating rate in the market. The borrower kept paying the investor at the floating rate not at the fixed rate which would had increased its investment worth to $1800. As $1600 is less than $1800 so the interest rate agreed was floating rate interest.
This is an example of the Shoe-leather effect of inflation
Explanation: Here Carols faces a lot of inconvenience in minimizing the cash holdings he has in the fear of it losing its value in the long term. So, he pays a steep fee to convert which we can call as shoe leather costs.
