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Statistics. By Adlyn Hernandez Research in Ecology. Shark Data. Turtle Data. Bottle Caps. Sea Cigars. Did the C oral Survive?. Pro bability is a way to measure the chances that something will occur in relation to the possible alternatives. Factors Water Temperature Depth of water
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Statistics By Adlyn Hernandez Research in Ecology
Did the Coral Survive? • Probability is a way to measure the chances that something will occur in relation to the possible alternatives. • Factors • Water Temperature • Depth of water • Wave Action
Variance: Variation- the average of the square differences from the mean. σ2= Σ(x-x)2 N-1 Variance=
Standard Deviation: Standard Deviation- Symbolizedσ,Describes how spread out your data are. σ=
Sea Cigar Theoretical Distribution A Theoretical Distribution Curve- is a theoretical or ideal picture of a distribution based upon random sampling.
T-Test The table of critical value of 14 degrees of fredom and at 2- tailed 0.05 which is 2.145 and 3.75 is greater than that.