Friday
March 24, 2017

Post a New Question

Posted by on Thursday, December 19, 2013 at 8:54pm.

For these 90 times the mean was 15.60 minutes and the standard deviation s=1.80 minutes. Find the margin of error (round to 2 decimal places) and the 95% confidence interval for Julia’s average running time.

  • statistics - , Thursday, December 19, 2013 at 9:01pm

    Margin of error : 0.372
    95 % confidence interval. (15.228, 15.972)

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question