A local corporation was interested in the purchasing habits of Wake County residents.Specifically one of the things they were interested in was the proportions of residents that did a major home improvement project in the last year.The corporation used a list of all households to take a simple random sample of households.The researcher then visited each of the sampled homes and found that 21 of 100 homes had completed a major home improvement project.

Which of the following are true?

Select all that apply.

Select one or more:

The population of interest is all Americans.The population of interest is all Wake County residents.The population of interest is all Wake County residents who had completed a major home improvement project.The population of interest is the 100 homes that were sampled.The parameter of interest is the proportion of residents that did a major home improvement project in the last year.The parameter of interest is 21%.The parameter of interest is the 100 homes that were sampled.The parameter of interest is all Wake County residents.