Homework Help is Here – Start Your Trial Now!
Math
Statistics
(a) If the pediatrician wants to use height to predict head circumference, determine which variable is the explanatory variable and which is the response variable. The explanatory variable is head circumference and the response variable is height. The explanatory variable is height and the response variable is head circumference. (b) Draw a scatter diagram. Which of the following represents the data? A. В. 17.6- 28- 16.9+ 25 Height (in) 25+ 16.9 28 17.6 Height (in) С. D. 17.6- 28- 16.9+ 25 28 Circ. (in) 25- 16.9 Circ. (in) 17.6 (c) Compute the linear correlation coefficient between the height and head circumference of a child. r = (Round to three decimal places as needed.) Height (in) Circ. (in) Height (in) Circ. (in)

(a) If the pediatrician wants to use height to predict head circumference, determine which variable is the explanatory variable and which is the response variable. The explanatory variable is head circumference and the response variable is height. The explanatory variable is height and the response variable is head circumference. (b) Draw a scatter diagram. Which of the following represents the data? A. В. 17.6- 28- 16.9+ 25 Height (in) 25+ 16.9 28 17.6 Height (in) С. D. 17.6- 28- 16.9+ 25 28 Circ. (in) 25- 16.9 Circ. (in) 17.6 (c) Compute the linear correlation coefficient between the height and head circumference of a child. r = (Round to three decimal places as needed.) Height (in) Circ. (in) Height (in) Circ. (in)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
See similar textbooks
icon
Related questions
Question
A pediatrician wants to determine the relation that may exist between a child's height and head circumference. She randomly selects 8 children from her practice, measures their height and head circumference, and obtains the data shown in the table. Complete parts (a) through (e) to the right. Height (in.) Head Circumference (in.) O 27 17.4 Data Table 25.5 17.2 26 17.2 25.75 17 Critical Values for Correlation Coefficient 27.75 17.5 26.5 17.2 26.25 17.2 3 0.997 26.75 17.4 4 0.950 0.878 Click here to see the Table of Critical Values for Correlation Coefficient. 0.811 7 0.754 0.707 0.666 10 0.632 11 0.602 12 0.576 13 0.553 14 0.532 15 0.514 16 0.497 17 0.482 18 0.468 19 0.456 20 0.444 21 0.433 22 0.423 23 0.413 24 0.404 25 0.396 26 0.388 27 0.381 28 0.374 29 0.367 30 0.361
Transcribed Image Text:A pediatrician wants to determine the relation that may exist between a child's height and head circumference. She randomly selects 8 children from her practice, measures their height and head circumference, and obtains the data shown in the table. Complete parts (a) through (e) to the right. Height (in.) Head Circumference (in.) O 27 17.4 Data Table 25.5 17.2 26 17.2 25.75 17 Critical Values for Correlation Coefficient 27.75 17.5 26.5 17.2 26.25 17.2 3 0.997 26.75 17.4 4 0.950 0.878 Click here to see the Table of Critical Values for Correlation Coefficient. 0.811 7 0.754 0.707 0.666 10 0.632 11 0.602 12 0.576 13 0.553 14 0.532 15 0.514 16 0.497 17 0.482 18 0.468 19 0.456 20 0.444 21 0.433 22 0.423 23 0.413 24 0.404 25 0.396 26 0.388 27 0.381 28 0.374 29 0.367 30 0.361
(a) If the pediatrician wants to use height to predict head circumference, determine which variable is the explanatory variable and which is the response variable. The explanatory variable is head circumference and the response variable is height. The explanatory variable is height and the response variable is head circumference. (b) Draw a scatter diagram. Which of the following represents the data? O A. В. 17.6- 28- 16.9- 25 25+ 16.9 17.6 Height (in) 28 Height (in) D. 17.6- 28구 25- 16.9H 25 28 16.9 17.6 Circ. (in) Circ. (in) (c) Compute the linear correlation coefficient between the height and head circumference of a child. (Round to three decimal places as needed.) Height (in) Circ. (in) Height (in) Circ. (in)
Transcribed Image Text:(a) If the pediatrician wants to use height to predict head circumference, determine which variable is the explanatory variable and which is the response variable. The explanatory variable is head circumference and the response variable is height. The explanatory variable is height and the response variable is head circumference. (b) Draw a scatter diagram. Which of the following represents the data? O A. В. 17.6- 28- 16.9- 25 25+ 16.9 17.6 Height (in) 28 Height (in) D. 17.6- 28구 25- 16.9H 25 28 16.9 17.6 Circ. (in) Circ. (in) (c) Compute the linear correlation coefficient between the height and head circumference of a child. (Round to three decimal places as needed.) Height (in) Circ. (in) Height (in) Circ. (in)
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps with 4 images

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman
SEE MORE TEXTBOOKS