The employment status (employed or unemployed) of each individual in the U.S. wo

Question

The employment status (employed or unemployed) of each individual in the U.S. workforce is a set of data that is of interest to economists, businesspeople, and sociologists. To obtain information about the employment status of the workforce, the U.S. Bureau of the Census conducts what is known as the Current Population Survey. Each month interviewers visit about 50,000 of the 117 million households in the United States and question the occupants over 14 years of age about their employment status. Their responses enable the Bureau of the Census to estimate the percentage of people in the labor force who are unemployed (the unemployment rate).

(a) Identify the experimental unit.
(b) Define the population of interest to the Census Bureau.

(c) Identify the sample.

(d) What variable is being measured? Is it quantitative or qualitative?

(e) Describe the statistical inference that the economists intend to make.

Explanation / Answer

a) Experimental unit - An individual

b) Population of interest - Individuals in US, whose is more than 14 years old

c) Sample - the occupants of the 50,000 households surveyed

d) Employment status is the variable being measured. It is a qualitative variable.

e) The conomists intend to understand how the employment rate in the country is changing. If the employment rate is increased, it can be infered that the government's economic policies are helping the people to find jobs easily. If it is found that the amount of labor force that is unemployed is increases, it indicates that the current tend is to have an economic crisis or social distress. The economists intend to predict the way how the issue of unemplyment is changing over time.

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