1) Estimated value of the slope, B, is O 0.905 0.840 O 0.760 O 1.333 2) Estimated value of the intercept, , is O 1.333 O 1.200 O -0.320 O 3.200 3) The fitted y value when x=6 is O 3.816 O 4.240 O 3.604 4.664 4) The residual when x=6 is O 0.646 O 0.760 O 0.684 0.836

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.3: Least Squares Approximation
Problem 31EQ
icon
Related questions
icon
Concept explainers
Question
We will fit a least-squares line y = Bo+ B1x to the data in the following table using x as the independent variable.
3
6
7
9
12
y
1
5
9
The mean values are: x=7 and y=5.
Answer the following questions (select correct/closest choices).
1) Estimated value of the slope, B, is
O 0.905
O 0.840
O 0.760
1.333
2) Estimated value of the intercept, Bo is
O 1.333
-1.200
-0.320
O 3.200
3) The fitted y value when x=6 is
O 3.816
O 4.664
4.240
3.604
4) The residual when x=6 is
O 0.646
O 0.760
0.684
0.836
LO
Transcribed Image Text:We will fit a least-squares line y = Bo+ B1x to the data in the following table using x as the independent variable. 3 6 7 9 12 y 1 5 9 The mean values are: x=7 and y=5. Answer the following questions (select correct/closest choices). 1) Estimated value of the slope, B, is O 0.905 O 0.840 O 0.760 1.333 2) Estimated value of the intercept, Bo is O 1.333 -1.200 -0.320 O 3.200 3) The fitted y value when x=6 is O 3.816 O 4.664 4.240 3.604 4) The residual when x=6 is O 0.646 O 0.760 0.684 0.836 LO
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 12 images

Blurred answer
Knowledge Booster
Application of Differentiation
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
Algebra
ISBN:
9781285463247
Author:
David Poole
Publisher:
Cengage Learning
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill