H30 Study guides, Class notes & Summaries
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MATH302 Week 7 Test
- Exam (elaborations) • 47 pages • 2023
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1.	Question: The least squares regression line for a data set is yˆ=5+0.3x and the standard deviation of the residuals is 0.4. Does a case with the values x = 3.3, y = 7.2 qualify as an outlier? 
2.	Question: The least squares regression line for a data set is yˆ=5+0.3x and the standard deviation of the residuals is 0.52. Does a case with the values x = -1.59, y = 5.78 qualify as an outlier? 
3.	Question: The following data represent the weight of a child riding a bike and the rolling distance...
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ETH306W EXAM PREP & SUMMARY STUDY NOTES 2022.
- Exam (elaborations) • 27 pages • 2022
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ETH306W EXAM PREP & SUMMARY STUDY NOTES 2022. 
WHAT IS INCLUSIVE EDUCATION? 
- We accept ordinary learners as well as disabled learners, learners with behavioural 
problems and learners with learning difficulties. 
- All children, regardless of their differences should have the opportunity to learn with and 
from each other and that all need some form of support in learning 
- We attempt to change attitudes, behaviour, teaching methods curricula and environments to 
meet the needs of all childr...
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MATH302 Week 5 Test
- Exam (elaborations) • 15 pages • 2023
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1.	Question: The population standard deviation for the height of college football players is 2.7 inches. If we want to estimate a 95% confidence interval for the population mean height of these players with a 0.65 margin of error, how many randomly selected players must be surveyed? 
2.	Question: The population standard deviation for the height of college basketball players is 2.9 inches. If we want to estimate a 99% confidence interval for the population mean height of these players with a 0.45...
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MATH302 Week 6 Test
- Exam (elaborations) • 24 pages • 2023
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1.	Question: A manager wishes to see if the time (in minutes) it takes for their workers to complete a certain task is faster if they are wearing earbuds. A random sample of 20 workers' times were collected before and after wearing earbuds. Test the claim that the time to complete the task will be faster, i.e. meaning has production increased, at a significance level of α = 0.01 For the context of this problem, µD = µbefore−µafter where the first data set represents before earbuds and the...
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MATH302 Week 8 Test
- Exam (elaborations) • 27 pages • 2023
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1.	Question: A large department store is curious about what sections of the store make the most sales. The manager has data from ten years prior that show 30% of sales come from Clothing, 25% Home Appliances, 18% Housewares, 13% Cosmetics, 12% Jewelry, and 2% Other. In a random sample of 550 current sales, 188 came from Clothing, 153 Home Appliances, 83 Housewares, 54 Cosmetics, 61 Jewelry, and 11 Other. At α=0.10, can the manager conclude that the distribution of sales among the departments ha...
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MATH302 Week 5 Test
- Exam (elaborations) • 15 pages • 2023
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1.	Question: The population standard deviation for the height of college football players is 2.7 inches. If we want to estimate a 95% confidence interval for the population mean height of these players with a 0.65 margin of error, how many randomly selected players must be surveyed? 
2.	Question: The population standard deviation for the height of college basketball players is 2.9 inches. If we want to estimate a 99% confidence interval for the population mean height of these players with a 0.45...
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MATH302 Week 1 Test
- Exam (elaborations) • 15 pages • 2023
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1.	Question: "Number of times per week" is what type of data in the scenario? A study was done to determine the age, the number of times per week, and the duration (amount of time) of residents using a local gym in San Antonio, Texas. The first car in the parking lot was selected randomly, and then the resident of every eighth car in the lot around the gym was interviewed. 
2.	Question: What is the sampling method used in the following scenario? The barista at a local Starbucks wants to determ...
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MATH302 Week 7 Test
- Exam (elaborations) • 47 pages • 2023
- Available in package deal
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- $28.49
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1.	Question: The least squares regression line for a data set is yˆ=5+0.3x and the standard deviation of the residuals is 0.4. Does a case with the values x = 3.3, y = 7.2 qualify as an outlier? 
2.	Question: The least squares regression line for a data set is yˆ=5+0.3x and the standard deviation of the residuals is 0.52. Does a case with the values x = -1.59, y = 5.78 qualify as an outlier? 
3.	Question: The following data represent the weight of a child riding a bike and the rolling distance...
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MATH302 Week 1 Test
- Exam (elaborations) • 15 pages • 2023
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- $34.99
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1.	Question: "Number of times per week" is what type of data in the scenario? A study was done to determine the age, the number of times per week, and the duration (amount of time) of residents using a local gym in San Antonio, Texas. The first car in the parking lot was selected randomly, and then the resident of every eighth car in the lot around the gym was interviewed. 
2.	Question: What is the sampling method used in the following scenario? The barista at a local Starbucks wants to determ...
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MATH302 Week 8 Test
- Exam (elaborations) • 27 pages • 2023
- Available in package deal
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- $29.49
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1.	Question: A large department store is curious about what sections of the store make the most sales. The manager has data from ten years prior that show 30% of sales come from Clothing, 25% Home Appliances, 18% Housewares, 13% Cosmetics, 12% Jewelry, and 2% Other. In a random sample of 550 current sales, 188 came from Clothing, 153 Home Appliances, 83 Housewares, 54 Cosmetics, 61 Jewelry, and 11 Other. At α=0.10, can the manager conclude that the distribution of sales among the departments ha...
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