Question Details

The two basic sources for error when using random sampling 


1.	Non-truthful response is a particular problem when:
a.	sensitive questions are asked.	c.	interviewers are not trained.
b.	surveys are anonymous.	d.	the sample is from an unusual population.



	2.	Measurement error occurs when:
a.	a portion of the sample does not respond to the survey
b.	the sample responses are not clear
c.	the responses to question do not reflect what the investigator had in mind
d.	the investigator does not correctly tally all responses


	

	3.	The two basic sources for error when using random sampling are:
a.	sampling and selection
b.	identification and selection
c.	sampling and nonsampling
d.	bias and randomness
e.	linear and nonlinear


	

	4.	Sampling error is evident when:
a.	a question is poorly worded
b.	the sample is too small
c.	the sample is not random
d.	the sample mean differs from the population mean


	

	5.	The opportunity for sampling error is decreased by:
a.	larger sample sizes	c.	affluent samples
b.	smaller sample sizes	d.	educated samples





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