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State the sample size State your result is a sentence, like We are 95% confident that ____________ is between ____________ & __________. Identify what hypothesis

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  1. State the sample size
  2. State your result is a sentence, like "We are 95% confident that ____________ is between ____________ & __________."
  3. Identify what hypothesis test the problem is. Options are below
  • H0 & H1

  • ?

  • Test

  • Test Statistic/p-value

  • Decision about H0/Conclusion about H1
  • One Proportion - Binomial

  • Two Proportion - Randomization Test for Two Proportions

  • One Mean - Sign Test

  • Paired Difference - Wilcoxon Signed Ranks

  • Two Mean Test - Mann Whitney

  • ANOVA - Kruskal Wallis
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71A company makes tortilla chips in two locations: Los Angeles and Oakland. A random sample of 60 bags made in Los Angeles had a mean weight of 11.08 ounces, with a standard deviation of 0.07 ounces. A random sample of 45 bags made in Oakland had a mean weight of 11.05 ounces, with a standard deviation of 0.11 ounces. At the 0.05 level of significance, test the claim that the mean weight of tortilla chip bags is the same for both locations. 8) A local tutorial franchise offers an SAT Prep course. Students begin by taking a pre-test. After taking the course, students take the SAT. Here are the results for 8 randomly selected students. Student Pre- Test SAT At the 0.05 level of significance, test the claim that the Prep course produces an overall increase in scores. 9) A random sample of 1800 4-year college students revealed that 1097 identified as female. A random sampleof 750 community college students revealed that 408 identified as female. At the 0.05 level of significance, test the claim that the proportion of 4-year college students who identify as female is greater than the proportion of community college students who do

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