a) Predict the number of pounds of steam consumed in a month where the average temperature is 65°C. Round the answer to two decimal places. b) If two months differ in their average temperatures by 5°C, by how much do you predict the number of pounds of steam consumed to differ? Round the answer to two decimal places.

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 34EQ
icon
Related questions
icon
Concept explainers
Topic Video
Question

Each month for several months, the average temperature in °C (x) and the number of pounds of steam (y) consumed by a certain chemical plant were measured. The least-squares line computed from the resulting data is = 245.82 + 1.11x

a) Predict the number of pounds of steam consumed in a month where the average temperature is 65°C. Round the answer to two decimal places.

b) If two months differ in their average temperatures by 5°C, by how much do you predict the number of pounds of steam consumed to differ? Round the answer to two decimal places.

Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Application of Algebra
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.
Recommended textbooks for you
Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
Algebra
ISBN:
9781285463247
Author:
David Poole
Publisher:
Cengage Learning
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Elementary Linear Algebra (MindTap Course List)
Elementary Linear Algebra (MindTap Course List)
Algebra
ISBN:
9781305658004
Author:
Ron Larson
Publisher:
Cengage Learning