grand canyon jus510 week 4 assignments both latest 2015 winters

Details:In an essay of 750-1,000 words, explain why nonprobability samples are sometimes used and the types of information that can be obtained from this data.You must use a minimum of three to four academic sources to support your essay.Prepare this assignment according to the APA guidelines found in the APA Style Guide, located in the Student Success Center. An abstract is not required.You are required to submit this assignment to Turnitin. Please refer to the directions in the Student Success Center.Details:In an essay of 750-1,000 words, discuss why random selection is necessary for sampling to be effective and statistically accurate.You must use a minimum of three to four academic sources to support your essay.Prepare this assignment according to the APA guidelines found in the APA Style Guide, located in the Student Success Center. An abstract is not required.You are required to submit this assignment to Turnitin. Please refer to the directions in the Student Success Center.

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