Ask Question
31 March, 07:28

In a recent survey, a random sample of 199 office managers were asked about overtime, and 76 reported that they regularly work overtime each week. What value of z should be used to calculate a confidence interval with a 98% confidence level

+5
Answers (1)
  1. 31 March, 07:48
    0
    2.326

    Step-by-step explanation:

    They are only asking which z-score should you use. To determine find the confidence interval which is 98% or. 98.

    Subtract this number by 1 and divide by 2.

    1-.98=.02/2=.01

    Find the correlating z-score for z. 01 on the z-score chart which is 2.326
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “In a recent survey, a random sample of 199 office managers were asked about overtime, and 76 reported that they regularly work overtime ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers