menu-iconExamlexExamLexServices

Discover

Ask a Question
  1. All Topics
  2. Topic
    Business
  3. Study Set
    Introductory Econometrics for Finance
  4. Exam
    Exam 3: A Brief Overview of the Classical Linear Regression Model
  5. Question
    If a Is of Dimension 1 * 4 and B
Solved

If a Is of Dimension 1 * 4 and B

Question 15

Question 15

Multiple Choice

If A is of dimension 1 * 4 and B is of dimension 4 * 1, what is the most accurate term to describe the result of the matrix multiplication AB?


A) A scalar
B) A column vector
C) A row vector
D) A matrix

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q10: Assume that the relationship between a company's

Q11: What are the roots of the equation

Q12: Consider the following two graphs: <br>A.<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7071/.jpg"

Q13: Which of the following values are closes

Q14: What are the roots of the equation

Q16: What is the (first order) derivative of

Q17: The derivative of e<sup>4</sup><sup>x</sup><sup>-2</sup> is:<br>A) 4/(4x-2)<br>B) (4x-2)e<sup>4</sup><br>C)

Q18: "x to the power 3" could be

Q19: The trace of matrix C is<br>A) 9<br>B)

Q20: The rank of a square matrix is

Examlex

ExamLex

About UsContact UsPerks CenterHomeschoolingTest Prep

Work With Us

Campus RepresentativeInfluencers

Links

FaqPricingChrome Extension

Download The App

Get App StoreGet Google Play

Policies

Privacy PolicyTerms of ServiceHonor CodeCommunity Guidelines

Scan To Download

qr-code

Copyright © (2025) ExamLex LLC.

Privacy PolicyTerms Of ServiceHonor CodeCommunity Guidelines