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This question was created from Assignment 8 https://www.coursehero.com/file/16010481/Assignment-8/

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How is the (obs-exp)^2/exp being calculated? I keep getting drastically different answers when i plug in the values into the equation and i cant find how they are coming up with these answers.

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A theoretical model predicted that the optimal ratio of garibaldi in the kelp beds off San Clemente Island
would be: 3.8 adult males: 2.0 females 21.0 juveniles. A student conducted an extensive field survey and
found that the number of garibaldi in a 100m stretch of the island coastline was: 57 adult males, 42
females, and 17 juveniles. Do the field data fit the predictions of the model? Ho: The observed ratios match the expected ratios.
HA: The observed ratios do not match the expected ratios. m-
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Pic 1 With chisq=2.76552, P>5%, i fail to... View the full answer

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