Question 869533
<pre><font face = "consolas" color = "indigo" size = 3><b>
Hi
7.2 10.5 9.9 8.2 11.0 7.3 6.7 11.0 10.8 12.4 
Using: numberempire.com
Mean = 9.5, s = 1.98
ME = 1.96(1.98)/sqrt(10) = 1.23
CI: 9.5-1.23 < u <  9.5 + 1.23