National Chengchi University

The Z value associated with a two sided 90% confidence interval is _____. E A. 1.28. Calc B. 1.645. C. 1.96. D. 2.575. C 10. The Z value associated with a two sided 95% confidence interval is _____. ... B 11. The Z value associated with a two sided 80% confidence interval is _____. E A. 1.645. Calc B. 1.28. C. 0.84. D. 0.29 B 12. The Z value ... ................
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