You discover an isolated population of island squirrels and
collect 200 of them, finding leucism 12....
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You discover an isolated population of island squirrels andcollect 200 of them, finding leucism 12. Perform a hypothesis testfor a difference in the proportions of leucism among this islandpopulation and the previously considered population. Report yourconclusion at both the a=.01 and a=.05 level.
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a TRADITIONAL METHOD given that sample one x1 12 n1 200 p1 x1n1006 sample two x2 188 n2 200 p2 x2n2094 I standard error sqrt p1 1p1n1 p2 1p2n2 where p1 p2 proportion of both sample observation n1 n2 sample size standard error sqrt 006094200 094 006200 00237 II margin of error Z a2 stanadard error where Za2 Ztable value level of significance 001 from standard normal table two tailed z 2 258 margin of error 258 00237 00613 III CI p1p2 margin of error confidence interval 006094 00613 09413 08187
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