Question Details

The probability distribution of the sample mean 



1.	The probability distribution of the sample mean is called the

	a.	central probability distribution
	b.	sampling distribution of the mean
	c.	random variation
	d.	standard error
	e.	None of the above answers is correct.
	
2.	The expected value of the random variable   is

	a.	
	b.	the standard error
	c.	the sample size
	d.	the size of the population
	e.	None of the above answers is correct.
	
3.	The standard deviation of all possible   values is called the

	a.	standard error of proportion
	b.	standard error of the mean
	c.	mean deviation
	d.	central variation
	e.	None of the above answers is correct.
	
4.	In computing the standard error of the mean, the finite population correction factor is not used when

	a.	n/N  0.05
	b.	N/n ï‚£ 0.05
	c.	n/N ï‚£ 0.05
	d.	n/N ï‚£ 30
	e.	None of the above answers is correct.
	
5.	As the sample size becomes larger, the sampling distribution of the sample mean approaches a

	a.	binomial distribution
	b.	Poisson distribution
	c.	hypergeometric distribution
	d.	chi-square distribution
	e.	None of the above answers is correct.





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