Difference between revisions of "T-distribution"

Revision as of 19:21, 27 August 2020

T-distribution

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-The T-distribution can be used instead of the [[Normal distribution|Normal distribution]] when defining confidence intervals when sample size is small or the standard deviation is unknown. In comparison with the normal distribution the shape is lower and wider to allow for more uncertainty in the edges:
+T-distribution
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-<img src="/static/files/MBI/Module%207/studenttvsnormal.png" width=400>
-</html>
-The width and height of the student t distribution varies with number of [[Degrees of freedom|Degrees of freedom]]. Lookup values in [[Student-T distribution table|Student-T distribution table]]
-Part of [[M7-Quantitative Decision Methods-S3 - Normal Distribution and confidence intervals|M7-Quantitative Decision Methods-S3 - Normal Distribution and confidence intervals]]
 [[Category:mbi]]