It is widely accepted that people are a little taller in the

Last updated: 12/1/2023

It is widely accepted that people are a little taller in the morning than at night Here we perform a test on how big the difference is In a sample of 35 adults the mean difference between morning height and evening height was 5 5 millimeters mm with a standard deviation of 1 59894 mm Test the claim that on average people are more than 5 mm taller in the morning than at night Test this claim at the 0 05 significance level a Find the test statistic b Find the critical value 0 c Is there sufficient data to support the claim O Yes No