Determine whether the following are tautology, contradiction or contingency1. If I will bring my umbrella and it will rain today, then I will bring myumbrella.2. If you are President of the United States, you are both older than 35 andan American citizen.3. It is not the case that either you need a credit card or I have cash.4. If I am eating my lunch, then either I eat my lunch or drink coffee.5. If either I will take the quiz or pass the test, then I will take the quiz and passthe test.6. If either Abby or Bernie goes to work then Cathy and Donnie will be leftbehind.7. If Donnie will be left behind then Frances will have a playmate.8. If Abby goes to work then Frances will have a playmate.9. If the economy improves, then if there will be more jobs available, thenpeople will have more money and they will have a greater buying power.10. Maria is friendly and not sociable if and only if she is friendly, then she issociable.

Tautology : A statement is true by necessity or by virtue of its logical form. * The saying of…

Answered: Determine whether the following are…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Michael believes the following model is correct: Wage = B0 + B1 *Schooling + B2* Experience + B3*Experience2 + u Anna thinks the following model is correct: Wage = B0 + B2* Experience + B3* Experience2 + u 1) Cleo notes that you need a job to get a wage. Which one of the potential threats to internal validity does this relate to? 2) Peter notes that if you have a high wage, you can pay for more schooling. Which one of the potential threats to internal validity does this relate to?
A classroom contains 30 distinct children and 50 books. Every child collects one book (and books may not be shared). Write down expressions for the number of different possible outcomes in each of the following cases: i. All books are distinct. ii. All books are identical. iii. 49 books are identical and 1 is different. iv. 48 books are distinct and different from the 2 final books which are identical. Which of your answers above is the largest?
22. Is this statement valid? If it rains, it pours. It did not pour, so it did not rain.
What is the converse of the statement: "If the Eagles win the Super Bowl then I'm the president"? If I'm the president then the Eagles win the Super Bowl. O If I'm not the president then the Eagles don't win the Super Bowl. If the Eagles don't win the Super Bowl then I'm not the president.
Select the correct statement. This student is arguing against school choice. Which statement best serves as the writer’s claim? School Choice: Good Intentions, Extremely Harmful Since the desegregation of schools in America, the question of school choice has been at the center of many heated debates. Some argue that charter schools or school choice programs put public schools at risk. Those people also argue that some neighborhood schools would suffer if kids had the freedom to commute to schools of their choice. Others argue that parents should control where their students learn, even if it means going to a school outside of their zoned area. However, school choice highlights problems with the inequities in the school system. All schools should provide students with quality education and school choice prevents that from happening.
26. Mrs. Henry drove through a total of 48 intersections on her way home from work last week. At 4 of every 16 intersections, Mrs. Henry had to stop for a red light before she could drive through. At home many intersections did Mrs. Henry have to stop for a red light? А. 4 В. 32 C. 24 D. 12 B.
(discrete math) 1. Recall that knights always tell the truth and knaves always lie. You encounter two people, A and B. Determine, if possible, what type both A and B are: A says “The two of us are both knights” and B says “A is a knave.”
6. Fill in the blank with "all", "no", or “some" to make the following statements true. Note that "some" means one or more instances, but not all. • If your answer is "all", then give a brief explanation as to why. If your answer is "no", then give an example and a brief explanation as to why. • If your answer is "some", then give two specific examples that illustrate why your answer it not "all" or "no". Be sure to explain your two examples. An example must include either a graph or a specific function. (a) For (a, b). functions f, if f"(x) > 0 on the interval (a, b), then f'(x) < 0 on the interval (b) For functions f, if f(x) is a polynomial, then it is differentiable for all x. (c) For f(x) at exactly one point. functions f, the tangent line to f(x) at x = a will intersect the graph of In mathematics, we consider a statement to be false if we can find any examples where the statement is not true. We refer to these examples as counterexamples. Note that a counterexample is an example…
III. Write the negation of the following statements. 1. Ifa politician has been proven taking kickbacks, then he will be put to jail. 2. I will go to the beach and I will not get sunburned. 3. It is right or it is wrong. 4. If I need to talk to my friend, then I will send her a text message. 5. The hotel custodial staff is not on strike or it is not at a union meeting.

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