We want to know the sample size necessary to be 90% confident that the proportion margin of error is within 3 percentage points. What is that sample size? a)1068 b)752 c)457 d0Cannot be determined solutionspile.com

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We want to know the sample size necessary to be 90% confident that the proportion margin of error is within 3 percentage points.  What is that sample size? a)1068 b)752 c)457 d0Cannot be determined  solutionspile.com

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	a)	1068
	b)	752
	c)	457
	d0	Cannot be determined