+
QNT 275 FINAL EXAM (LATEST VERSION)

QNT 275 FINAL EXAM (LATEST VERSION)

Rating:
Rating
(0)
Author: Knam Lam
Description:

Buy here:

https://newstudentoffortune.com/products/qnt-275-final-exam-latest-version

What is the name of the variable that's used to predict another variable? 
Explanatory
Standard error of the estimate
Response
Coefficient of determination

Professors at a local university earn an average salary of $80,000 with a standard deviation of $6,000. The salary distribution is approximately bell-shaped. What can be said about the percentage of salaries that are at least $74,000? 
About 97.5 percent
About 84 percent
About 68 percent
About 95 percent
What type of relationship is indicated in the scatterplot? 
A positive linear or curvilinear relationship
No relationship
A negative curvilinear relationship
A negative linear relationship
The study of statistics can be defined as:
the art and science of getting information from data.
All of the answers
the language of data.
the study of collecting, analyzing, presenting, and interpreting data.
 
 

In the accompanying stem-and-leaf diagram, the values in the stem and leaf portions represent 10s and 1s digits, respectively.
The stem-and-leaf diagram shows that the distribution is ___________. 
symmetric
positively skewed
negatively skewed
None of the answers
Which of the following is most influenced by outliers?  
Median
Mode
75th percentile
Mean
serial correlation is typically observed in: 
sparse data
outliers
cross-sectional data
time series data

(more)
See More
Try a College Course Free

Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to over 2,000 colleges and universities.*

Begin Free Trial
No credit card required

25 Sophia partners guarantee credit transfer.

221 Institutions have accepted or given pre-approval for credit transfer.

* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 20 of Sophia’s online courses. More than 2,000 colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.

Tutorial