1. Data on the number of beers consumed and the resulting blood alcohol content (BAC) for some persons weighing 160 lbs is given in the table below. BAC (%) Beers Consumed 0.05 0.08 0.10 0.11 0.13 0.14 3 3 6 5 6 7 (a) Which variable is which? Fill in the blanks appropriately. Response (Y) Predictor (X) (b) Enter the data in your calculator and fit the regression line, then select the correct answer option on the next page.
1. Data on the number of beers consumed and the resulting blood alcohol content (BAC) for some persons weighing 160 lbs is given in the table below. BAC (%) Beers Consumed 0.05 0.08 0.10 0.11 0.13 0.14 3 3 6 5 6 7 (a) Which variable is which? Fill in the blanks appropriately. Response (Y) Predictor (X) (b) Enter the data in your calculator and fit the regression line, then select the correct answer option on the next page.
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:1. Data on the number of beers consumed and the resulting blood alcohol content (BAC) for some
persons weighing 160 lbs is given in the table below.
BAC (%) Beers Consumed
0.05
0.08
0.10
0.11
0.13
0.14
0.09
0.14
0.06
0.11
0.07
0.15
3
3
6
5
6
7
5
6
3
6
4
7
(a) Which variable is which? Fill in the blanks appropriately.
Response (Y)
Predictor (X)
(b) Enter the data in your calculator and fit the regression line, then
select the correct answer option on the next page.
(c) Fill in the blanks appropriately.
Slope, with units
Y-intercept, with units
Line of best fit
r=
'
R²:
%
Centroid
Average of all predicted y-values
(d) If a person who weighs 160 lbs consumes 4½ beers, what can we expect their BAC to be? Assume
that the regression line fits the data well.
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