[Solved] If You Wish to Construct 98% Upper Confidence Bound (UCB)

Question 10
Multiple Choice

If you wish to construct 98% upper confidence bound (UCB) for the difference between population proportions, then the approximate z-value you should use is:

A) 2.33
B) 2.05
C) 1.96
D) 1.65
E) 1.41

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