Based on the data shown below, calculate the regression line (each value to at least two decimal places)y =y25.8724.06422.4521.8422.93722.1218.4119.9

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Answered: Based on the data shown below,…

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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Based on the data shown below, calculate the regression line and the correlation coefficient. Round each value to three decimal places. y = 14.43 15.86 21.09 4 23.42 22.35 6. 25.08 29.31 8 31.54 9. 31.97 10 36.3 11 39.93 一 N
Run a regression analysis on the following data set, where y is the final grade in a math class and z is the average number of hours the student spent working on math each week. hours/week Grade 62 63.2 9. 67.6 12 76.8 13 86.2 14 84.6 15 79 17 87.8 18 100 20 100 State the regression equation y = m·x + b, with constants accurate to two decimal places. What is the predicted value for the final grade when a student spends an average of 11 hours each week on math? 13 86.2 84.6 15 79 17 87.8 18 100 20 100 State the regression equation y = m· x + b, with constants accurate to two decimal places. What is the predicted value for the final grade when a student spends an average of 11 hours each week on math? Grade = Round to 1 decimal place. m45 700 9
Based on the data shown below, calculate the regression line (each value to two decimal places)ŷ = ______ x + _______ x y 1 3.98 2 7.06 3 10.64 4 14.72 5 15.3 6 19.68 7 23.36 8 26.44 9 28.82 10 27.9 11 33.08 12 33.86
Based on the data shown below, calculate the regression line (each value to two decimal places) y = 3 9.21 4. 8.68 13.05 6. 11.42 7. 11.69 8. 13.26 6. 16.13 10 15.8 11 16.07
Run a regression analysis on the following data set, where y is the final grade in a math class and a is the average number of hours the student spent working on math each week. hours/week X 4 5 5 6 7 11 12 13 15 16 Grade y 39.6 62 57 46.4 56.8 63,4 74.8 75.2 85 82.4 State the regression equation y mz+b, with constants accurate to two decimal places. What is the predicted value for the final grade when a student spends an average of 9 hours each week on math? Grade= Round to 1 decimal place.
Listed below are foot lengths (mm) and heights (mm) of males. Find the regression equation, letting foot length be the predictor (x) variable. Find the best predicted height of a male with a foot length of 272.7 mm. How does the result compare to the actual height of 1776 mm? Foot Length 282.3 277.8 252.8 258.7 279.0 258.4 274.1 261.7 Height 1785.0 1771.0 1675.7 1645.7 1859.3 1710.2 1789.2 1737.0 The regression equation is ŷ = + (x. (Round the y-intercept to the nearest integer as needed. Round the slope to two decimal places as needed.) The best predicted height of a male with a foot length of 272.7 mm is (Round to the nearest integer as needed.) How does the result compare to the actual height of 1776 mm? O A. The result is close to the actual height of 1776 mm. O B. The result is exactly the same as the actual height of 1776 mm. O C. The result is very different from the actual height of 1776 mm. O D. The result does not make sense given the context of the data. C mm.
Run a regression analysis on the following data set, where y is the final grade in a math class and x is the average number of hours the student spent working on math each week. hours/week Grade y 8. 72.2 8. 58.2 10 60 11 71.4 14 92.6 14 76.6 14 75.6 14 83.6 15 81 20 100 State the regression equation with constants accurate to 2 decimal places. ý = What is the predicted value for the final grade when a student spends an average of 15 hours each week on math? Round to 2 decimal places. Question Help: D Video 1 Video 2 Submit Question
Based on the data shown below, calculate the regression line (each value to two decimal places)y = ____ x + _____ x y 3 12.52 4 14.16 5 13.2 6 12.74 7 15.98 8 13.12 9 13.06 10 15.4 11 15.74 12 15.28 13 15.92 14 16.86
Run a regression analysis on the following data set, where y is the final grade in a math class and is the average number of hours the student spent working on math each week. hours/week X 4 5 8 9 11 11 14 15 15 20 Grade y 43.6 63 65.2 70.6 65.4 74.4 81.6 82 97 100 State the regression equation y=mx+b, with constants accurate to two decimal places. What is the predicted value for the final grade when a student spends an average of 13 hours each week on math? Grade = Round to 1 decimal place.
Based on the data shown below, calculate the regression line (show each value to two decimal places) 19.28 6 17.75 16.62 8 16.69 14.76 10 13.33 11 11.6 y =

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Based on the data shown below, calculate the regression line (each value to at least two decimal places) y = y 25.87 24.06 4 22.45 21.84 22.93 7 22.12 18.41 19.9