Post on 01-Jan-2016
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Statistics
StatisticsBy Kelvenie Kellom
Atlantic Sharp-nose Sharks
Atlanta Sharp-nosed SharksSea Turtles
Survived Turtles
Bottle Caps
RED MANGROVES
Coral
Variance of Sea CigarsVariance- is calculated as
(X X)2 n 1
Variance is how much variation is around the mean.
Standard DeviationStandard deviation- describes how spread out the data are.
Actual distribution of sea cigars
T-TestT= x-x/sp2\1+1 n n T-test- to test whether there is a significant difference between the means of two independent samples. P value must less then o.05 in order to reject the null hypothesis.