If You Wish to Construct 85% Upper Confidence Bound (UCB)

question 127

Multiple Choice

If you wish to construct 85% upper confidence bound (UCB) for the population proportion p, then the z-value you should use is approximately:

• A) 2.58
• B) 2.33
• C) 1.96
• D) 1.65
• E) 1.04

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