Post a New Question

statistics

posted by .

Find the critical value zc necessary to form a confidence interval at the given level of confidence.

a. 90% = 1.645
b. 85% = 1.8025

  • statistics -

    90% is correct!

    85% is incorrect. Try again.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

More Related Questions

Post a New Question