These are some of the 96 videos showcasing how to use Excel 2010 to perform statistical calculations at http://www.youtube.com/course?list=ECFAD0C5745D4A1F60
- Not really Excel but great explanation of Z vs t statistic: http://www.youtube.com/watch?v=5ABpqVSx33I
- Basics of hypothesis testing: http://www.youtube.com/watch?v=abjHpJ36pIE
- Excel Statistics 80: Confidence Interval Sigma unKnown: http://www.youtube.com/watch?v=QMXXvxE0U10
- Excel Statistics 81 Confidence Interval Sigma Known From Raw Data: http://www.youtube.com/watch?v=qnd9j2WjJRY
- Excel Statistics 82: Confidence Interval Sigma Not Known TINV function: http://www.youtube.com/watch?v=sn5_vMaB1YE
- Excel Statistics 83: Confidence Interval For Advertising TINV function: http://www.youtube.com/watch?v=Nyg96qnYBg0
- Excel Statistics 89: Hypothesis Testing With Critical Value & p-value: http://www.youtube.com/watch?v=pJo0l9z_4Ng
- Basic regression graphing and analysis: http://www.youtube.com/watch?v=iNj6Oy2qHQw&feature=pyv&ad=5091478977&kw=excel%20regression