%3D Elsie made a one-sample z interval for a proportion and used the critical value z* = 1.405. What confidence level did she use? Choose 1 answer: A 84% B 86% 88% 92%

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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%3D
Elsie made a one-sample z interval for a proportion and used the critical value z* = 1.405.
What confidence level did she use?
Choose 1 answer:
A
84%
B
86%
88%
D.
92%
Transcribed Image Text:%3D Elsie made a one-sample z interval for a proportion and used the critical value z* = 1.405. What confidence level did she use? Choose 1 answer: A 84% B 86% 88% D. 92%
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