Question: =+9.12 The formula used to compute a large-sample confidence interval for p is What is the appropriate z critical value for each of the following

=+9.12 The formula used to compute a large-sample confidence interval for p is What is the appropriate z critical value for each of the following confidence levels?

a. 95%

d. 80%

b. 90%

e. 85%

c. 99%

p 6 1z critical value 2B p11 2 p 2 n

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