Height (inches) Head circumference (inches) Height (inches) Head circumference (inches) 27.75 17.5 26.5 17.3 24.5 17.1 27 17.5 25.5 17.1 26.75 17.3 26 17.3 26.75 17.5 25 16.9 27.5 17.5 27.75 17.6 The least-squares regression equation is y = 0.1827x+12.4932.
Height (inches) Head circumference (inches) Height (inches) Head circumference (inches) 27.75 17.5 26.5 17.3 24.5 17.1 27 17.5 25.5 17.1 26.75 17.3 26 17.3 26.75 17.5 25 16.9 27.5 17.5 27.75 17.6 The least-squares regression equation is y = 0.1827x+12.4932.
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:Using the sample data from the accompanying table, complete parts (a) through (e).
Click the icon to view the data table.
Taj PreuICI Ime mearn Tiead ccumrererice or chiraren wrio are 20.25 imCrnes tal.
17.29 (Round to two decimal places as needed.)
(b) Construct a 95% confidence interval for the mean head circumference of children who are 26.25 inches tall.
The 95% confidence interval for the mean head circumference of children who are 26.25 inches tall is lower bound: 17.22 ; upper bound: 17.36
(Round to two decimal places as needed.)
(c) Predict the head circumference of a randomly selected child who is 26.25 inches tall.
17.29 (Round to two decimal places as needed.)
(d) Construct a 95% prediction interval for the head circumference of a child who is 26.25 inches tall.
The 95% prediction interval for the head circumference of a child who is 26.25 inches tall is lower bound: upper bound:
(Round to two decimal places as needed.)
Transcribed Image Text:i Data Table
Full data set
Height (inches) Head circumference (inches) Height (inches) Head circumference (inches)
27.75
17.5
26.5
17.3
24.5
17.1
27
17.5
25.5
17.1
26.75
17.3
26
17.3
26.75
17.5
25
16.9
27.5
17.5
27.75
17.6
The least-squares regression equation is y = 0 1827x+12.4932.
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