The Wind Mountain archaeological site is located in southwestern New Mexico. Wind Mountain was home to an ancient culture of prehistoric Native Americans called Anasazi. A random sample of excavations at Wind Mountain gave the following depths (in centimeters) from present-day surface grade to the location of significant archaeological artifactst. 85 45 65 95 120 80 75 55 65 60 90 70 75 65 68 A USE SALT (a) Use a calculator with mean and sample standard deviation keys to find the sample mean x and sample standard deviation s. (Round your answers to four decimal places.) cm cm (b) Compute a 90% confidence interval for the mean depth u at which archaeological artifacts from the Wind Mountain excavation site can be found. (Round your answers to one decimal place.) lower limit cm upper limit cm
The Wind Mountain archaeological site is located in southwestern New Mexico. Wind Mountain was home to an ancient culture of prehistoric Native Americans called Anasazi. A random sample of excavations at Wind Mountain gave the following depths (in centimeters) from present-day surface grade to the location of significant archaeological artifactst. 85 45 65 95 120 80 75 55 65 60 90 70 75 65 68 A USE SALT (a) Use a calculator with mean and sample standard deviation keys to find the sample mean x and sample standard deviation s. (Round your answers to four decimal places.) cm cm (b) Compute a 90% confidence interval for the mean depth u at which archaeological artifacts from the Wind Mountain excavation site can be found. (Round your answers to one decimal place.) lower limit cm upper limit cm
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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