Ask Question
17 September, 01:22

In Tucson, Arizona, the air pollution index averages 62.5 during the year with a standard deviation of 18. Assuming normality, the index falls within what interval 95% of the time?

+1
Answers (1)
  1. 17 September, 01:47
    0
    Using the empirical rule for a normal distribution. the required interval is within plus and minus two standard deviations from the mean:

    62.5 - 36 = 26.5.

    62.5 + 36 = 98.5.

    The interval is (26.5, 98.5).
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “In Tucson, Arizona, the air pollution index averages 62.5 during the year with a standard deviation of 18. Assuming normality, the index ...” 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