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Use the Formula to Calculate the 90% Confidence Interval

Question 53

Multiple Choice

Use the formula Use the formula to calculate the 90% confidence interval for a sample of N = 12 with a mean = 4.00 and standard error of the mean = .58. A) 90% CI = 4.00 ± 1.04 B) 90% CI = 4.00 ± 1.80 C) 90% CI = 4.00 ± 2.38 D) 90% CI = 4.00 ± 1.28 to calculate the 90% confidence interval for a sample of N = 12 with a mean Use the formula to calculate the 90% confidence interval for a sample of N = 12 with a mean = 4.00 and standard error of the mean = .58. A) 90% CI = 4.00 ± 1.04 B) 90% CI = 4.00 ± 1.80 C) 90% CI = 4.00 ± 2.38 D) 90% CI = 4.00 ± 1.28 = 4.00 and standard error of the mean Use the formula to calculate the 90% confidence interval for a sample of N = 12 with a mean = 4.00 and standard error of the mean = .58. A) 90% CI = 4.00 ± 1.04 B) 90% CI = 4.00 ± 1.80 C) 90% CI = 4.00 ± 2.38 D) 90% CI = 4.00 ± 1.28 = .58.


A) 90% CI = 4.00 ± 1.04
B) 90% CI = 4.00 ± 1.80
C) 90% CI = 4.00 ± 2.38
D) 90% CI = 4.00 ± 1.28

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