
Topic 5
Quiz
•
Business
•
University
•
Practice Problem
•
Hard
Salvador Ramallo Ros
Used 1+ times
FREE Resource
Enhance your content in a minute
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following values for the correlation coefficient indicates a high degree of inexact positive linear correlation between the two variables considered:
1
0.85
0.56
-0.98
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The maximum value of the covariance statistic is 1, which indicates an exact linear relationship between the two variables analyzed.
True
False
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
There are two variables X and Y. The covariance between them is 25.3, the variance of X is 12 and the variance of Y is 81. The value of the correlation coefficient between both variables is:
65.73
0.81
0.026
Can't be estimated
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The following regression line has been estimated between two variables X and Y: Y=200+7X. Indicate which of the following statements is incorrect.
If X increases by one unit, Y will increase by 7 units
If Y increases by one unit, X will increase by 7 units
The value of the variable Y depends on the value of the variable X
If X=0, the value of variable Y is equal to 200
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
There are two variables X and Y. The covariance between them is 30, the variance of X is 15 and the variance of Y is 81. The value of the coefficient b of the regression line Y=a+bX is equal to
1
2
3
0
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
10 questions
Capital Budgeting and Capital Ratioining Quiz
Quiz
•
University
10 questions
Liderazgo gerencial
Quiz
•
University
10 questions
Leader WS
Quiz
•
KG - Professional Dev...
10 questions
The Disney Fandom
Quiz
•
University
10 questions
EVALUACION DEFINICION DE LA CALIDAD
Quiz
•
University
10 questions
Review
Quiz
•
University
10 questions
BHMC2003 Quiz #7 Chapter 7 : Marketing PR
Quiz
•
University
10 questions
Las necesidades
Quiz
•
University
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
fractions
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
15 questions
Equivalent Fractions
Quiz
•
4th Grade
20 questions
Figurative Language Review
Quiz
•
6th Grade
Discover more resources for Business
12 questions
IREAD Week 4 - Review
Quiz
•
3rd Grade - University
23 questions
Subject Verb Agreement
Quiz
•
9th Grade - University
7 questions
Force and Motion
Interactive video
•
4th Grade - University
7 questions
Renewable and Nonrenewable Resources
Interactive video
•
4th Grade - University
5 questions
Poetry Interpretation
Interactive video
•
4th Grade - University
19 questions
Black History Month Trivia
Quiz
•
6th Grade - Professio...
15 questions
Review1
Quiz
•
University
15 questions
Pre1
Quiz
•
University
