Logic questions and answers in November 2022

There are problems with each of the following statistical generalizations. Specify if they are problems of inadequate sample size and/or a biased sample.    Steve lives in Chicago. He is in the Navy...
 . 2. A UK team created a survey to rate four usability factors in the design of a tv remote control. The survey consisted of 4 inventories that used an 3-point scale where "'1" was the lowe...
Hi. Can I get some clarity on these questions please? Also, can you show me how the Venn diagrams should look on paper?  Every human being is an animal. No tree is a human being. Therefore, there are...
Can I please get assistance with these questions? I would appreciate a brief explanation along with the answers as I don't do well in this subject. Every human being is an animal. No tree is a human b...
pls I need the answers now. QUESTION THREE (25 MARKS) 3.1 In a supermarket, the defaulted products on average is 20% per day. If 9 products were inspected by the supermarket manager, what is the proba...
1. Suppose that S = {1, 2, 3, 4, 5}; as usual, P(S) denotes the power-set of S. Which of the following statements are true and which are false? (You do not need to explain or justify your answers. ) (...
Come up these two conjectures and show how to prove it by contradiction.. uhlen this leads to a Exercise 7.11. (a) Come up with your own conjecture as to which n E N have the property that Vn is irrat...
Can you help me solve this question?. Q-3: a) Find the smallest positive integer a in the encryption function f(x) = (ax + 7) mod 26, 0 < x S 25, such that the function encodes the letter "H&q...
 . QUESTION 1 Q.1.(a). A certain 3 input (inputs are A, B and C) truth table produces a logic 1(output E) for the following decimal inputs: 0, 1, 2, 5 , 6 Complete the truth table below. The entries ...
Can you help me solve this question?. Q-4: [4+4 marks] a) Let R be the relation on the set A = {1, 2, 3, 4} defined by aRb if and only if 2a > b + 1. Find the matrix representing R . R. b) Suppose ...
Sets and Logic Discrete Math. Question B2: This question deals with arithmetic modulo 6. (a) Make an addition and multiplication tables showing how integers are addend and multiplied modulo 6. Some en...
Write the following sentences in predicate calculus using the following predicates: Student(x), University(y), At(x,y), Athlete(z), Stronger(x,y), PlaySports(x)   Bill is stronger that any other stud...
 . Prove or disprove: (a) If {any is a bounded sequence of real numbers (i.e., there exists L > 0 such that xi < L), then limn > > >i-jai exists and is equal to some real number ce [-L...
1) Prove or disprove the following theorems about divides (i.e., d | n ≡ d = n · k ) when taken as a relation on the integers: a. Divides is symmetric. b. Divides is antisymmetric.   2) Give the s...
1) Assume R = {(0,3),(1,3),(1,1),(2,0),(1,0),(1,2)} on the set A = {0,1,2,3}. Draw digraphs of R0, R1, R2, and R3.   2) For each of the following theorems, give an example of two sets R and S which s...
 . 12. The following argument is an enthymeme (see section 12.4 in the textbook or refer to the second lecture from week 10): Carlos thanked everyone who helped him. Ruth helped Carlos. Carlos thanke...
 . 11. Suppose a: is an atomic proposition in GPLI and fl is a contradiction. Consider the argument form _1Ct' '. [3 (i) Are there any valid arguments of this form? Explain your answer. (ii) Are the...
 . 8. Here is a model: Domain: {1, 2, 3, 4, ...} a: 1 b: 9 c: 77 E : {2, 4, 6, 8, ... }, F : 0 R : { (9, 1, 4), (1, 6, 99), (34, 77, 2), (9, 77, 88) } State whether the following propositions are tru...
 . 2. Suppose you have three propositions a, B, y, and you want to use a single tree to find out whether there is a model in which S is true and a and y have opposite truth values. What propositions ...
I need help with this question.. 10 Let P(x) be the statement "x can speak Malay" and let Q(x) be the statement "x knows the computer language C++." Express each of these sentences...
Among the 600 freshman students at a small college, 80 attended the first day of orientation, and 125 attended the second day of orientation while 450 did not make it to either one. How many of the 60...
1.  Implement the following functions with two 4-to-1 line multiplexers and a single inverter.                      F = AB' + C                      G = AC' + B Create the truth...
 . 2. Find, with proof, the smallest integer no such that 2"n! > (2n) for all n 2 no. 3. Let f1, fa, .. . be the sequence of Fibonacci numbers as defined on page 89 of the course notes. Prove...
 . Consider the following theorems and their proofs. Unfortunately, each proof has mistake(s) in it. Find and clearly state the mistake(s) in each proof, and give a correct proof (use only direct pro...
Please explain the answer!  . Part 3 (1.5 points each) Let set X = {1, 2, 4, 8, 16, 32, 64), and let set Y = {1, 2, 3, 4, 5) 7. Using sets X and Y, create relation R using the rule, each element of R...
Using rules of inference and predicate logic, prove that the premises "There is someone in this class who has been to France" and "Everyone who goes to France visits the Louvre" imply the conclusion "...
Please explain the answers!   . You are building a pen in your yard for pygmy goats to live. The base area of the pen includes at least one goat house that three goats can live in. The goat house oc...
Please help me to do the prove: 1-4 and 6-7 by using Existential Elimination   There is couple of examples how to do the prove on chapter 8.2: Existential Elimination in the book https://www.csus.edu...
What one rule CANNOT be used as a justification on like 3?. If you have two premises, '(A&B) &(L>C)' and 'L' What one rule CANNOT be used as a justification on line 3? (That is, what one ru...
Match the standard inductive argument types with corresponding arguments. CAREFUL, this is the hardest problem; FIRST REVIEW THE ARGUMENT TYPES DESCRIBED IN CHAPTER 3. Match the standard inductive arg...
 . action-New&prev_chosen= Sh... Canvas Dashboard Lenovo Support Lenovo McAfee Zac Brown oblem 6 Incorrect truth value for a conjunction! ow 1, but its immediate components z and i have been assi...
Consider the following statements (the domain of x is all people): (a) Each student in the class has a computer. (b) Everyone with a computer can program. (c) Mary is a student in the class. (d) There...
 . 1 Let A and B be arbitrary sets, and consider the following identity (the second minimisation law): (AUB)O(AUB') =A (a) Draw Venn diagrams to illustrate each side of this identity. (b) Prove thi...
Finish the proof.. Instructions Rules Use the first eight rules of inference to derive the conclusion of the symbolized argument below. BGKLRT V ( ) { } MP MT HS DS CD Simp Conj Add DM Com Assoc Dist ...
   . 27. Smokers A health study tracked a group of persons for five years. At the beginning of the study, 20% were classified as heavy smokers, 30% as light smokers, and 50% as non-smokers. Results ...
Answer for line 5. References are lines 1-4.. Use the first eight rules of inference to derive the conclusion of the symbolized argument below. DEFHRT C V ( ) { } [ ] MP MT HS DS CD Simp Conj Add DM C...
Answer for line 4.. Instructions Rules Use the first eight rules of inference to derive the conclusion of the symbolized argument below. BDHK SW V ( ) MP MT HS DS CD Simp Conj Add DM Com Assoc Dist DN...