SOLUTION: I am struggling understanding the current question. I have examples but I need it broken down step by step. And also need the steps if the problem can be completed by a TI-84 plus.

SOLUTION: I am struggling understanding the current question. I have examples but I need it broken down step by step. And also need the steps if the problem can be completed by a TI-84 plus.

Algebra.Com

Question 900329: I am struggling understanding the current question. I have examples but I need it broken down step by step. And also need the steps if the problem can be completed by a TI-84 plus.
The question:
Compute the critical value Za/2 that corresponds to a 91% level of confidence.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
invNorm(.955) and
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