Question 627863
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
using Excel Stat Analysis tool: Sample mean = 8.75 and  s = 4.7337
"established mean for the publication of others that have taken this test of 6." 
What is the t-test score? {{{( 8.75 - 6)/(4.7337/sqrt(30))}}} = 3.1819
What is the mean?  mean of the sample was 8.75
Was the test significant?  Yes
If it was significant at what P-value level was it significant? 99% 
b)
 What is your null and alternative hypothesis? 
{{{H[o]}}} mean = 6
{{{H[a]}}} mean  &#8805; 6
Given the results did you reject or fail to reject the null and why?
Reject:  3.18 > 2.76 


	0.1	0.05	0.01	0.001
29	1.7	2.05	2.76	3.66