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: Homework: Ch '10 HW: one Question 24, 10-3-134- HW Score: T0.7%, 19.?9 01'28 . .. ' to Sample Hypothesls Test Par -5 gingim; 115011

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: Homework: Ch '10 HW: one Question 24, 10-3-134- HW Score: T0.7%, 19.?9 01'28 . .. ' to Sample Hypothesls Test Par\" \"-5 gingim; 115011 A college entrance exam company determined that a score of 20 on the mathematics portion of the exam suggests that a student is ready for college-level mathematics. To achieve this goal. the company recommends that students take a core curriculum of math courses in high school. Suppose a random sample of 250 students who completed this core set of courses results in a mean math score of 20.6 on the college entrance exam with a standard deviation of 3.3. Do these results suggest that students who complete the core curriculum are read}.r for collegelevel mathematics? That is, are they scoring above 2i] on the math portion of the exam? Complete parts a] through d] below. a] State the appropriate null and alternative hypotheses. Fill in the correct answers below. The appropriate null and alternative hypotheses are H0: [1 = 20 versus H1: p > 2|] . b) Verify that the requirements to perform the test using the tdistribution are satised. Check all that apply. :I A. The sample size is larger than 30. :I B. The students were randomlyr sampled. :I C. The students' test scores were independent of one another. :I D. None of the requirements are satised

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