Question Details

The sampling method in which a population is divided into blocks 



1.	Which of the following statements correctly describe estimation?
a.	It is the process of inferring the values of known population parameters from those of unknown sample statistics.
b.	It is the process of inferring the values of unknown sample statistics from those of known population parameters.
c.	It is the process of inferring the values of known sample statistics from those of unknown population parameters.
d.	It is the process of inferring the values of unknown population parameters from those of known sample statistics.


	

	2.	A sample chosen in such a way that every possible subset of same size has an equal chance of being selected is called a(n)
a.	interval estimation	c.	simple random sample.
b.	point estimation	d.	statistic


	

	3.	The mean of the sampling distribution of  always equals
a.	the population mean 	c.	the population standard deviation  
b.	 / n	d.	 / n


	

	4.	The sampling method in which a population is divided into blocks and then selected by choosing a random mechanism is called a
a.	random sampling	c.	stratified sampling
b.	systematic sampling	d.	cluster sampling


	

	5.	Which of the following is not a consideration when determining appropriate sample size?
a.	The cost of sampling	c.	Interviewer fatigue
b.	The timely collection of the data	d.	The likelihood of nonsampling error




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