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(40 pt) The Final Exam scores for all students enrolled in STAT 200 have a mean score of 72.One randomly selected section of STAT 200
- (40 pt) The Final Exam scores for all students enrolled in STAT 200 have a mean score of 72.One randomly selected section of STAT 200 had the following exam results:
61, 64, 68, 70, 72, 72, 77, 84, 86, 91, 92, 96
Did students in this section score significantly better on the Final Exam?Let = 0.05 and complete the following steps.
- Identity the random variable and the parameter in words.
- State the null and alternative hypotheses in words AND mathematically.
- Collect sample statistics.
- Identify the type of hypothesis test.
- State and test the assumptions for this test.
- Calculate the test statistic, showing your work.
- Determine p, showing your work.
- State your decision about the hypothesis in words (using complete sentences).
- State your conclusion about the real-life situation in words (using complete sentences).
- If your conclusion is incorrect, what type of error did you make?Explain.
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Linear Algebra and Its Applications
Authors: Gilbert Strang
4th edition
30105678, 30105676, 978-0030105678
