A sample of 40 earthquake depths has a mean of 8 km Use a 0

Last updated: 12/13/2023

A sample of 40 earthquake depths has a mean of 8 km Use a 0 01 significance level to test the claim of a seismologist that these earthquakes are from a population that has a mean depth less than 10 km Assume that the population standard deviation is known to be 4 km Ho Ha Test Statistics P value Decision