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Category > MathPosted 20 Aug 2017My Price4.00
A set of 29 students were sampled to see how many minutes they traveled to get to school.
A set of 29 students were sampled to see how many minutes they traveled to get to school. The mean time spent was 17.69 minutes with a standard deviation of 11.98 minutes. Assume that time spent traveling is normally distributed. Find a​ 90% confidence interval for the true mean travel time for all students at the school.