Question 1 of 20 | 1.0 Points | | MATH302_Midterm.xls | 30 KB | The worksheet “Insurance” in the Excel workbook MATH302_Midterm.xls‚ which is attached‚ contains data on the percentage of people without health insurance coverage. These data are based on samples taken in 2004 for the fifty states and the District of Columbia. Use these data to answer questions 1 through 4.On average‚ what percentage of the people in the fifty states and the District of Columbia does not have health insurance? Place
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Part 1 of 1 - 20.0 Points Question 1 of 20 1.0 Points If a variable has possible values –2‚ 6‚ and 17‚ then this variable is A. both a continuous and a discrete variable B. a continuous variable C. neither a continuous nor a discrete variable D. a discrete variable Answer Key: D 1.0 Points Question 2 of 20 Which of the following correctly describes the relationship between a sample and a population? A. A population and a sample are not related. B. A sample
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------------------------------------------------- Top of Form Final Exam_MATH302 Table of Contents Part 1 of 1 - | Question 1 of 25 | 1.0 Points | | A lawyer researched the average number of years served by 45 different justices on the Supreme Court. The average number of years served was 13.8 years with a standard deviation of 7.3 years. What is the 95% confidence interval estimate for the average number of years served by all Supreme Court justices? Place your limits‚ rounded
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CSC 302 Practice Midterm 1 Practice Midterm 1 – Week 6 Computer Science 302 Clark Savage Turner Winter 2013 FORM: ________________ Instructions 1. Read all instructions carefully before you begin your work. This exam is unedited (please give me feedback if anything is obviously problematic‚ even at this practice level.) 2. Be sure your Scantron form has your name‚ your class section and the test form clearly marked on it. Without these identifying features‚ you will receive a 0. There
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Chapter Quiz Determine whether each statement is true or false. If the statement is false‚ explain why. 1. Probability is used as a basis for inferential statistics. 2. The height of President Lincoln is an example of a variable. 3. The highest level of measurement is the interval level. 4. When the population of college professors is divided into groups according to their rank (instructor‚ assistant professor‚ etc.) and then several are selected from each group to make up a sample‚
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Deterministic techniques assume that no uncertain exists in model parameters. A: True An inspector correctly identifies 90% of the time. For the next 10 products‚ the probability that he makes fewer than 2 incorrect inspections is .736. A: Use Binomial table to discover ‚ add 3 probabilities for 0‚1‚2 A continuous random variable may assume only integer values within a given interval. A: False A decision tree is a diagram consisting of circles decision nodes‚ square probability nodes and branches
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MAT540046VA016-1132-001 Quantitative Methods Review Test Submission: Midterm Exam Menu Management Options Expand All Collapse All MAT540046VA016-1132-001 (Quantitative Methods) Course Home Student Center Announcements Email Gradebook Class Introductions Week 1 Week 2 Week 3 Week 4 Week 5 Week 6 Review Test Submission: Midterm Exam Content User | | Course | Quantitative Methods | Test | Midterm Exam | Started | 2/9/13 10:35 PM | Submitted | 2/11/13 5:07 PM
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Question 1 of 25 | 1.0/ 1.0 Points | Numerical variables can be subdivided into which two types? | | A. Cross-sectional and discrete | | | | B. Diverse and categorical | | | | C. Nominal and progressive | | | | D. Discrete and continuous | | Answer Key: D | Part 2 of 9 - | 2.0/ 2.0 Points | Question 2 of 25 | 1.0/ 1.0 Points | A jar contains four white marbles‚ five red marbles‚ and six black marbles. If a marble is selected at random‚ find the probability that
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• Question 1 5 out of 5 points Deterministic techniques assume that no uncertainty exists in model parameters. Answer Selected Answer: True Correct Answer: True • Question 2 5 out of 5 points An inspector correctly identifies defective products 90% of the time. For the next 10 products‚ the probability that he makes fewer than 2 incorrect inspections is 0.736. Answer Selected Answer: True Correct Answer: True • Question 3 5 out of 5 points
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Berkeley College-Spring-2013 MATH 210- Finite Math-Prof. Seaton Name: February 11‚ 2013 PRACTICE PROBLEMS FOR MIDTERM EXAM-ANSWERS 1) The total cost to produce 10 calculators is $100. The variable cost per calculator is $4. (a) Find the fixed cost 10 4 4 10 40 60 100 (b) What is the cost function? 4 60 2) An insurance company claims that its monthly revenue in dollars is given by R(x) = 125x and its monthly cost is:
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