5) Since 1990, fireworks usage nationwide has grown, as shown in the accompanying table, where trepresents the number of years since 1990, and prepresents the fireworks usage per year, in millions of pounds. Number of Years Since 1990 () O 2 46 7 89 11 Fireworks Usage per Year, 676 8.8 119.0 120.1 132.5 118.3 159.2 161.6 in Millions of Pounds (p) a) Find the equation of the linear regression model for this set of data, where ris the independent variable. Round values to four decimal places. b) Using this equation, determine in what year fireworks usage would have reached 99 million pounds. C) Based on this linear model, how many millions of pounds of fireworks would be used in the year 2008? Round your answer to the nearest tenth.
5) Since 1990, fireworks usage nationwide has grown, as shown in the accompanying table, where trepresents the number of years since 1990, and prepresents the fireworks usage per year, in millions of pounds. Number of Years Since 1990 () O 2 46 7 89 11 Fireworks Usage per Year, 676 8.8 119.0 120.1 132.5 118.3 159.2 161.6 in Millions of Pounds (p) a) Find the equation of the linear regression model for this set of data, where ris the independent variable. Round values to four decimal places. b) Using this equation, determine in what year fireworks usage would have reached 99 million pounds. C) Based on this linear model, how many millions of pounds of fireworks would be used in the year 2008? Round your answer to the nearest tenth.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:5) Since 1990, fireworks usage nationwide has grown, as shown in the accompanying table,
where trepresents the number of years since 1990, and prepresents the fireworks usage per
year, in millions of pounds.
Number of Years
Since 1990 ()
0 2 46
Fireworks Usage per Year, 67.6 88.8 119.0 120.1 132.5 118.3 159.2 161.6
8 9 11
7
in Millions of Pounds (p)
a) Find the equation of the linear regression model for this set of data, where tis the
independent variable. Round values to four decimal places.
b) Using this equation, determine in what year fireworks usage would have reached 99 million
pounds.
C) Based on this linear model, how many millions of pounds of fireworks would be used in
the year 2008? Round your answer to the nearest tenth.
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