Which of the following statement is NOT correct?
A. Asking people how many times a week they go out to eat is an example of performaing a survey.
B. A random sample is selected so that on each selection from the population, every unit remaining in the population has an equal chance of being chosen.
C. If we examine some of the population measurements, we are conducting a census of the population.
D. When the data are collected over different time periods, we are analyzing time series data.
Answer: C. If we examine some of the population measurements, we are conducting a census of the population
- The statement that if we examine some of the population measurements, we are conducting a census of the population is incorrect.
- Census is a systematic method of gathering the information about all the members of a given population.
- They are conducted to provide a complete statistical view of a nation and its people.
- Hence it cannot examine only some of the population measurements.
- It is defined as an examination of all of the population measurements.
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Analysis that is limited to making either purely descriptive statements or scientific predictions is
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