SEM Sample n= one thousand two hundred S2 = .25 Explain and calculate how to get ± 2.7 percent

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Question

SEM Sample n= one thousand two hundred S2 = .25 Explain and calculate how to get ± 2.7 percent

SEM

Sample n= one thousand two hundred

S² = .25

Explain and calculate how to get ± 2.7 percent

math Statistics-And-Probability

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Answer 1

Answer #1

Standard Error of the Mean = S/ $\small \sqrt{n}$

S² = 0.25

S = 0.5

Sample n = 1200

Standard Error = S / $\small \sqrt{n}$ = 0.5 / $\small \sqrt{1200}$

=0.0144

± 2.7 percent of standard deviation = ± 2.7% * s = (-0.00039,0.00039)

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Answer 2

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SEM Sample n= one thousand two hundred S2 = .25 Explain and calculate how to get ± 2.7 percent

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SEM Sample n= one thousand two hundred S2 = .25 Explain and calculate how to get ± 2.7 percent

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