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    Statistics
  3. Study Set
    Essentials of Statistics
  4. Exam
    Exam 7: Estimating Parameters and Determining Sample Sizes
  5. Question
    Find the Critical Value\(z _ { \alpha / 2 }\)
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Find the Critical Value zα/2z _ { \alpha / 2 }zα/2​

Question 26

Question 26

Multiple Choice

Find the critical value zα/2z _ { \alpha / 2 }zα/2​ that corresponds to a 91% confidence level.


A) 1.34
B) 1.645
C) 1.70
D) 1.75

Correct Answer:

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