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Is your graphing calculator in some weird mode that you can't get out of? Are you trying to clear your TI-84 so that it's ready to ...

Download file: https://people.highline.edu/mgirvin/ExcelIsFun.htm
Learn how to calculate probabilities and X values for the Bell Standard Normal Curve for less than an X value. Also greater than an X value. Topics for Normal Bell Standard Normal Probabil...

Using the small data set 3, 5, 8, 13, 21, we use the TI 83/84 to find the range, sample variance, sample standard deviation, and population standard deviation....

Using the TI-84 to Find a Confidence Interval for a Population Mean (ZInterval and Tinterval)
Visit my channel for more Probability and Statistics Tutorials....

Watch my newer Video (2014) on the same topic:
https://www.youtube.com/watch?v=ss6erwmg7ac
Amir H. Ghaseminejad shows the meaning of Confidence Interval with a simple example.
There are two schools in statistics.
In the frequentist school, The para...

In this tutorial I explain and then calculate, using an example, the margin of error and confidence interval for a population proportion.
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Link To Playlist on Confidence Intervals
http://www.youtube....