Question 12 TRUE or FALSE? Decreasing the sample size decreases the margin of error. True False Question 13 TRUE or FALSE? Decreasing the confidence level decreases the margin of error. True False
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As the sample size increases, the margin of error decreases, and vice versa. So, decreasing the sample size would increase the margin of error. Answer 12: $\boxed{\text{False}}$ Show more…
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Question 3 Increasing sample size, decreases error: True False
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True or False: As the sample size increases, the standard error (SE) of the sample mean decreases. True False QUESTION 2 True or False: A 95% confidence interval of the population mean is wider than a 90% confidence interval of the same mean. True False QUESTION 3 True or False: If a 95% confidence interval for the population mean is given by (2.5, 3.2), that means that the probability that the mean is between 2.5 and 3.2 is 0.95. True False
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