2. One-sample t-statistic is used instead of one-sample z-statistic when _ A. μ is known. C. μ is unknown. B. o is known. D.σ is unknown. 3. Based on the Central Limit Theorem, when the sample n is extremely large and the variance is unknown, what is the statistical test to be used? A. t-test C. two-tailed test B. z-test D. one- tailed test

Question
2. One-sample t-statistic is used instead of one-sample z-statistic when _ A. μ is known. C. μ is unknown. B. o is known. D.σ is unknown. 3. Based on the Central Limit Theorem, when the sample n is extremely large and the variance is unknown, what is the statistical test to be used? A. t-test C. two-tailed test B. z-test D. one- tailed test
Answer:
2. One-sample t-statistic is used instead of one-sample z-statistic when _ A. μ is known. C. μ is unknown. B. o is known. D.σ is unknown. 3. Based on the Central Limit Theorem, when the sample n is extremely large and the variance is unknown, what is the statistical test to be used? A. t-test C. two-tailed test B. z-test D. one- tailed test 65047ed5259fd.webp
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algebra 11 months ago 5035