Question
The MCAT is a standardized test written by students hoping to get become medical doctors. The MCAT is designed so that the mean score each
The MCAT is a standardized test written by students hoping to get become medical doctors. The MCAT is designed so that themeanscore each year is 500. Suppose you take a simple random sample of test results for 50 students who wrote the MCAT in 2021. You find that the mean score for this sample was 525 with a standard deviation of 125.
(a) [4 marks] Test the claim that the population mean score in 2021 was 500. For full marks, write out the full 8-step process that you have been shown in class. Partial marks will be given for the following:
- correct null and alternative hypotheses
- correct test statistic
- correct P-value
- correct conclusion
(b) [1 mark] In regular language, what is your conclusion saying? (Is the mean score in 2021 equal to 500 or not?)
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Income Tax Fundamentals 2013
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
31st Edition
1111972516, 978-1285586618, 1285586611, 978-1285613109, 978-1111972516
