![STAT 103 Sample Questions for the Final Exam](http://s1.studyres.com/store/data/009016564_1-058cc84f112f26c09f90986ef24d0a54-300x300.png)
Data Analysis
... 95% Confidence Interval (CI) for Mean • A 95% Confidence Interval is expected to contain the population mean 95 % of the time (i.e., of 95%-CIs from 100 samples, 95 will contain pop mean) ...
... 95% Confidence Interval (CI) for Mean • A 95% Confidence Interval is expected to contain the population mean 95 % of the time (i.e., of 95%-CIs from 100 samples, 95 will contain pop mean) ...
Lecture 9
... • 3000 (60%) were from new customers • 2000 (40%) were from old customers • So it looks like the new customers are doing ...
... • 3000 (60%) were from new customers • 2000 (40%) were from old customers • So it looks like the new customers are doing ...
http://www.ruf.rice.edu/~lane/stat_sim/sampling_dist/index.html
... higher than a jack or lower than a 3? • If I gave only gave A’s to students scoring two standard devastations above the mean on the next test – what proportion of students would get an A? • If the next test had a mean of 56 and a SD of 4.2 – how many points would you need to get in order to receive ...
... higher than a jack or lower than a 3? • If I gave only gave A’s to students scoring two standard devastations above the mean on the next test – what proportion of students would get an A? • If the next test had a mean of 56 and a SD of 4.2 – how many points would you need to get in order to receive ...
Chapter 13
... • Example: see Figure 13.12. • There should not be pattern. • A pattern means that the linear regression was not effective at explaining the variation in Y, ie the SST. ...
... • Example: see Figure 13.12. • There should not be pattern. • A pattern means that the linear regression was not effective at explaining the variation in Y, ie the SST. ...