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How closely is the height (in feet) of a tall building and the number of floors related? The heights of 28 buildings in a major U.S. city and the number of floors for each building follows. Height Floors Height Floors Height Floors Height Floors 1,098 636 1,017 859 751 748 748 736 73 73 62 52 52 58 55 USE SALT 726 724 718 698 700 676 668 53 54 52 52 N 52 49 54 624 621 607 579 570 570 49 48 42 45 42 44 44 535 534 529 531 518 515 507 41 (b) Find the correlation coefficient, r. (Round your answer to four decimal places.) 39 40 40 37 40 36 (a) Which of the two variables (height and floors) is the independent variable, and which is the dependent variable? The independent variable is ---Select--- and the dependent variable is --Select--- What does this tell you about the strength and direction of the relationship between height and number of floors? O There is a weak, negative relationship between the number of floors and the height of the buildings. O There is a weak, positive relationship between the number of floors and the height of the buildings. O There is a strong, negative relationship between the number of floors and the height of the buildings. O There is a strong, positive relationship between the number of floors and the height of the buildings. O There is no apparent relationship between the number of floors and the height of the buildings

How closely is the height (in feet) of a tall building and the number of floors related? The heights of 28 buildings in a major U.S. city and the number of floors for each building follows. Height Floors Height Floors Height Floors Height Floors 1,098 636 1,017 859 751 748 748 736 73 73 62 52 52 58 55 USE SALT 726 724 718 698 700 676 668 53 54 52 52 N 52 49 54 624 621 607 579 570 570 49 48 42 45 42 44 44 535 534 529 531 518 515 507 41 (b) Find the correlation coefficient, r. (Round your answer to four decimal places.) 39 40 40 37 40 36 (a) Which of the two variables (height and floors) is the independent variable, and which is the dependent variable? The independent variable is ---Select--- and the dependent variable is --Select--- What does this tell you about the strength and direction of the relationship between height and number of floors? O There is a weak, negative relationship between the number of floors and the height of the buildings. O There is a weak, positive relationship between the number of floors and the height of the buildings. O There is a strong, negative relationship between the number of floors and the height of the buildings. O There is a strong, positive relationship between the number of floors and the height of the buildings. O There is no apparent relationship between the number of floors and the height of the buildings

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
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(c) Plot the data using a scatterplot. KKE 600 800 1000 Height 70 60 50 40 Height 1200 1000 800 y = 600 40 600 50 800 60 1000 70 Describe the pattern that you see. Are there any outliers? There is ---Select--- : Floors 1200 Floors Height 70 60 50 40 pattern present in the scatterplot with |---Select--- (d) Find the least-squares line. (Round your numeric values to two decimal places.) - Floors 1200 Use the least-squares line to predict the height (in feet) of a building in this city that has 48 floors. (Round your answer to the nearest integer.) feet Height 1200 1000 800 600 40 50 …... 60 70 Floors
Transcribed Image Text:(c) Plot the data using a scatterplot. KKE 600 800 1000 Height 70 60 50 40 Height 1200 1000 800 y = 600 40 600 50 800 60 1000 70 Describe the pattern that you see. Are there any outliers? There is ---Select--- : Floors 1200 Floors Height 70 60 50 40 pattern present in the scatterplot with |---Select--- (d) Find the least-squares line. (Round your numeric values to two decimal places.) - Floors 1200 Use the least-squares line to predict the height (in feet) of a building in this city that has 48 floors. (Round your answer to the nearest integer.) feet Height 1200 1000 800 600 40 50 …... 60 70 Floors
How closely is the height (in feet) of a tall building and the number of floors related? The heights of 28 buildings in a major U.S. city and the number of floors for each building follows. Height Floors Height 1,098 r = 1,017 859 751 748 748 736 73 73 62 52 52 58 55 USE SALT 726 724 718 698 700 676 668 Floors Height Floors Height Floors 53 54 52 52 52 49 54 636 624 621 607 579 570 570 49 48 42 45 42 44 44 535 534 529 531 518 515 507 (b) Find the correlation coefficient, r. (Round your answer to four decimal places.) 41 39 40 40 37 40 (a) Which of the two variables (height and floors) is the independent variable, and which is the dependent variable? The independent variable is ---Select--- and the dependent variable is ---Select--- 36 What does this tell you about the strength and direction of the relationship between height and number of floors? There is a weak, negative relationship between the number of floors and the height of the buildings. There is a weak, positive relationship between the number of floors and the height of the buildings. There is a strong, negative relationship between the number of floors and the height of the buildings. O There is a strong, positive relationship between the number of floors and the height of the buildings. O There is no apparent relationship between the number of floors and the height of the buildings
Transcribed Image Text:How closely is the height (in feet) of a tall building and the number of floors related? The heights of 28 buildings in a major U.S. city and the number of floors for each building follows. Height Floors Height 1,098 r = 1,017 859 751 748 748 736 73 73 62 52 52 58 55 USE SALT 726 724 718 698 700 676 668 Floors Height Floors Height Floors 53 54 52 52 52 49 54 636 624 621 607 579 570 570 49 48 42 45 42 44 44 535 534 529 531 518 515 507 (b) Find the correlation coefficient, r. (Round your answer to four decimal places.) 41 39 40 40 37 40 (a) Which of the two variables (height and floors) is the independent variable, and which is the dependent variable? The independent variable is ---Select--- and the dependent variable is ---Select--- 36 What does this tell you about the strength and direction of the relationship between height and number of floors? There is a weak, negative relationship between the number of floors and the height of the buildings. There is a weak, positive relationship between the number of floors and the height of the buildings. There is a strong, negative relationship between the number of floors and the height of the buildings. O There is a strong, positive relationship between the number of floors and the height of the buildings. O There is no apparent relationship between the number of floors and the height of the buildings
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