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Other files provided with this exam: 1. Equations.pdf 2. Tables.pdf Questions in the final may refer to these other files. Instead of using the z-table
Other files provided with this exam: 1. Equations.pdf 2. Tables.pdf Questions in the final may refer to these other files. Instead of using the z-table in reverse to get a z-value from an area, here is a quick- reference table for the most commonly used values: if a = Area in One Tail a (1-tailed) 0.005 0.01 0.025 0.05 0.10 if a = Area in Two Tails a(2-tailed) 0.01 0.02 0.05 0.10 0.20 c = Confidence Level C 99% 98% 95% 90% 80% Zc = Critical Z-Value (negative if left-tailed, +- if two-tailed), Za/2 for confidence interval Zc/ Za/2 2.576 2.326 1.960 1.645 1.282 When complete, scan to a single PDF file and submit on D2L. Be sure to read the instructions carefully before answering a question. Every small detail asked for in the question must be provided. If a problem asks you to solve a problem in a certain way, it must be solved in that way. If stuck on a question, look through the equation sheet for ideas (although most of the problems can be solved with technology, this might help you think about what type of problem it is). Also look through old worksheets for similar problems. You can simply reject or fail to reject Ho. However, for a final conclusion to a hypothesis test, it must be of the form: At the _ level of significance, there (is) /(is not) sufficient evidence to (reject)/(support) the claim that . (and then write out the entire claim in words, not symbols, do not just say "the claim").11. You hypothesize that eating purple jelly beans makes you crave swimming in a lake under a full moon. You test this claim by registering a random sample of people and giving out purple jelly beans to half of them during the day previous to a full moon. The day after the Full moon, you so rvey your sample and ask them if they swam in a lake during the previous night. You compare the percentage of those who were given a purple jelly bean who answered they swam to the percentage of those who had not been given a purple jelly bean who had swam. You do "Jim's extra special statistical test For weird hypotheses"l 1with o. =.1, and calculate a P value of P = .? The null and alternate hypotheses are: He: Eating purple jelly beans does not make you crave swimming in a lake under a full moon. H1: Eating purple jelly beans makes you crave swimming in a lake under a full moon (H1 is also the original claim] (a) Do you "reject" or \"fail to reject\"r the null hypothesis? Why? [show the Pvalue test} {b} What is your conclusion about the claim? IT MUST BE WRITTEN IN EXACTLY THE FURM SPECIFIED {IN THE FIRST PAGE [IF THIS DUCUMENT
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