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The IQ test is constructed so that Full Scale IQ scores follow a normal distribution...

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The IQ test is constructed so that Full Scale IQ scores follow a normal distribution with a mean of 100 and a standard deviation of 15 The dean of a school believes their students are smarter than the national average and wants to use it the intelligence of the students as a marketing tool to bring students to the school A researcher is hired to conduct a study to determine whether the schools students have on average higher Full Scale IQs than the population A random sample of 100 people from the school were given the IQ test and were found to have an average Full Scale IQ of 105 Which hypothesis test should be used to determine whether the mean Full Scale IQ score of the schools students is higher than the national average CAM Ot test for the population proportion Ot test for the population mean Oz test for the population mean z test for the population proportion

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