MTH 231 Entire Course
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MTH 231 Week 1 DQs
MTH 231 Week 1 Populations and Sampling Paper
MTH 231 Week 2 DQs
MTH 231 Week 2 Data—Organizing, Summarizing, Probability, and Distribution Worksheet
MTH 231 Week 3 DQs
MTH 231 Week 3 Life Sciences Article Analysis
MTH 231 Week 4 DQs
MTH 231 Week 4 Confidence Intervals in the Life Sciences Presentation
MTH 231 Week 4 Distribution, Hypothesis Testing, and Error Worksheet
MTH 231 Week 5 Final Exam
MTH 231 Week 5 Hypothesis Testing and Correlation Worksheet
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MTH 231 Final Exam Guide Set 2
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Use the following table for questions 1 and 2.
Butterflies Red Blue Orange Yellow
Collected in spring 3 2 1 24
Collected in summer 14 7 8 24
Collected in autumn 12 72 9 43
1. If you randomly select one butterfly from the table above, what is the probability of selecting a red butterfly or one collected in spring?
2. If you randomly select one butterfly collected in spring, one butterfly collected in summer, and one butterfly collected in autumn, what is the probability of selecting all yellow butterflies?
3. Determine the appropriate approach to conduct a hypothesis test for this claim: Fewer than 5% of patients experience negative treatment effects. Sample data: Of 500 randomly selected patients, 2.2% experience negative treatment effects.
A) Use the normal distribution.
B) Use the Student t distribution.
C) Use the chi-square distribution.
D) Use nonparametric or bootstrapping methods.
4. Determine the appropriate approach to conduct a hypothesis test for this claim: The systolic blood pressure of men who run at least five miles each week varies less than...