Solution Found!
Find the value of z?/2 to use in expression (5.1) to
Chapter 5, Problem 1E(choose chapter or problem)
QUESTION:
Find the value of \(Z_{\alpha / 2}\) to use in expression (5.1) to construct a confidence interval with level
a.
b.
c.
d.
Equation transcription:
Text transcription:
Z_{\alpha / 2}
Questions & Answers
QUESTION:
Find the value of \(Z_{\alpha / 2}\) to use in expression (5.1) to construct a confidence interval with level
a.
b.
c.
d.
Equation transcription:
Text transcription:
Z_{\alpha / 2}
ANSWER:
Solution
Step 1of 4
a) We have to find critical value for 5%
For 95% confidence level
Then is the critical value
Hence