SOLUTION: How to solve for the critical value za/2 that corresponds to a confidence level of 80%

SOLUTION: How to solve for the critical value za/2 that corresponds to a confidence level of 80%

Algebra.Com

Question 1072943: How to solve for the critical value za/2 that corresponds to a confidence level of 80%
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Using symmetry, the remaining area would be 20% or 0.2.
That area is split by the right and left tail so find the z value() that corresponds to 0.1.
So then,

RELATED QUESTIONS
Find the critical value z Subscript alpha divided by za/2 that corresponds to the given... (answered by Boreal)

Compute the critical value za/2 that correponds toa 89% level of confidence. za/2= (answered by stanbon)

Find the critical value Z a/2 that corresponds to the given confidence level. 99% (answered by ewatrrr)

Find the indicated critical z value. Find the critical value zα/2 that corresponds to (answered by math_tutor2020)

The critical value Zc that corresponds to a 90% confidence level is: The critical value... (answered by stanbon)

I am struggling understanding the current question. I have examples but I need it broken... (answered by ewatrrr)

Find the critical value zc that corresponds to a 95% confidence... (answered by Fombitz)

I am struggling understanding the current question. I have examples but I need it broken... (answered by ewatrrr)

You intend to estimate a population mean with a confidence interval. You believe the... (answered by CPhill)