Can instances of a relation (sample data) prove the existence of a functional dependency? Why or why
Question:
Can instances of a relation (sample data) prove the existence of a functional dependency? Why or why not?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 75% (8 reviews)
You should be aware that the instances or sample dat...View the full answer
Answered By
Marvine Ekina
Marvine Ekina
Dedicated and experienced Academic Tutor with a proven track record for helping students to improve their academic performance. Adept at evaluating students and creating learning plans based on their strengths and weaknesses. Bringing forth a devotion to education and helping others to achieve their academic and life goals.
PERSONAL INFORMATION
Address: , ,
Nationality:
Driving License:
Hobbies: reading
SKILLS
????? Problem Solving Skills
????? Predictive Modeling
????? Customer Service Skills
????? Creative Problem Solving Skills
????? Strong Analytical Skills
????? Project Management Skills
????? Multitasking Skills
????? Leadership Skills
????? Curriculum Development
????? Excellent Communication Skills
????? SAT Prep
????? Knowledge of Educational Philosophies
????? Informal and Formal Assessments
0.00
0 Reviews
10+ Question Solved
Related Book For
Modern Systems Analysis And Design
ISBN: 9780134204925
8th Edition
Authors: Joseph Valacich, Joey George
Question Posted:
Students also viewed these Computer science questions
-
Why can functional dependency not be inferred from a particular relation state?
-
Prove that a functional dependency satisfies the formal definition of multi-valued dependency.
-
A relation that has no partial functional dependencies is in _______ form : 1NF 2NF 3NF
-
(5 points) In a study of purchasing behavior at a small shop, it was found that the probabaty that a purchase is more than $5 is 0.29, the probability that a customer will pay with a credit card is...
-
Describe your last two major and your last two minor purchases. What role did emotions or feelings play? How did they differ? What evaluative criteria and decision rules did you use for each? Why?
-
Find a list of common stock ex-dividend date data. (You can go, via Google, to stockswsj.com. Select the reference which is labeled Market Data Center; then select the stocks and trading statistics...
-
Consider the multiple linear regression model fit to the baseball data in Problem 3.41. Problem 3.41 Consider the 2016 major league baseball data in Table B.22. While team ERA was useful in...
-
1. Social media can be described with three properties: (a) Very rich, vivid sensory experiences versus relatively simple, even impoverished sensory experiences; (b) Primarily social in nature versus...
-
Consider the following information for Metis Inc.: Production Total Cost January 1 , 5 0 0 1 , 5 0 0 units $ 4 1 , 6 0 0 4 1 , 6 0 0 February 1 , 7 0 0 5 5 , 9 0 0 1 , 7 0 0 5 5 , 9 0 0 March 2...
-
There are two important inputs in the production of lattes: coffee beans and labor from workers at the coffee shop. Workers need to make a decision about how much time to spend working and how much...
-
How is a foreign key represented in relational notation?
-
In what way does the choice of a data type for a field help to control the integrity of that field?
-
Contrast the external and internal dimensions of a career. Which do you believe is more relevant in determining an employees work behavior?
-
Each business transaction must have a dual effect on the accounting equation. For example, if an individual asset increases, there must be a corresponding (1) decrease in another asset, or (2)...
-
This information is for Paulo Company for the year ended December 31, 2019. Instructions Prepare the 2019 statement of cash flows for Paulo Company. Cash received from revenues from customers Cash...
-
For the signal \(X(j \omega)\) shown in Fig. 3.43, determine \(x(t)\) ? \[ x(t)=5 \frac{\sin 5 t}{\pi t} \] -5 X(jw) 5 0 5 3
-
Sketch the ROC of a non-causal system whose T.F. is given as \[ H(s)=\frac{(s+2)(s-2)}{s(s+1)(s-3)} \] Mark the poles and zeros of \(H(s)\).
-
(a) The system requires memory and so it is dynamic. (b) The output depends on present and past inputs. Hence, it is causal. (c) The output due to the delayed input is same as the delayed output. The...
-
Let L: U V be a linear function, and let W U be a subspace of the domain space. (a) Prove that Y = {L[w] | w W} rng L V is a subspace of the range. (b) Prove that dim Y dim W. Conclude that a...
-
An educational researcher devised a wooden toy assembly project to test learning in 6-year-olds. The time in seconds to assemble the project was noted, and the toy was disassembled out of the childs...
-
Match each of the key terms above with the definition that best fits it. Affinity clustering ____ An orderly means of assessing the information needs of an organization and defining the systems,...
-
Match each of the key terms above with the definition that best fits it. Slack time ____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and...
-
Match each of the key terms above with the definition that best fits it. Resources ____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and...
-
Martinez Company buys merchandise on account from Marigold Company for $592. Martinez sells the goods to Ellis for $900 cash. Use a tabular summary to record the transactions for Martinez Company...
-
The section has tension and compression steel reinforcement. When the neutral axis depth is at infinity, c = , the section is in uniform compression, all points on the section have 0.003 compressive...
-
The Big Choo Choo Company (BCCC) owns a rail line from the town of Isolated to the coastal port of Notso. It cost them $20 million to build the rail line in 2016. It is now 2023. The Small Gold...
Study smarter with the SolutionInn App