Given to the right are two linear equations and a set of data points. a. Graph the linear equations and data points. b. Complete tables for x, y, y, e, and e². c. Determine which line fits the set of data points better, according to the least-squares criterion. 10 " a. Graph the linear equations and data points. Note that Line A is dashed red and Line B is solid blue. O A. 16 B. 10 O C. 10 X 1 2 y 1 3 b. Complete the table for x, y, y, e, and e² for Line A. 3 7 Line A: y = -1 + 4x Line B: y = -2+3x O D. 0

Given to the right are two linear equations and a set of data points. a. Graph the linear equations and data points. b. Complete tables for x, y, y, e, and e². c. Determine which line fits the set of data points better, according to the least-squares criterion. 10 " a. Graph the linear equations and data points. Note that Line A is dashed red and Line B is solid blue. O A. 16 B. 10 O C. 10 X 1 2 y 1 3 b. Complete the table for x, y, y, e, and e² for Line A. 3 7 Line A: y = -1 + 4x Line B: y = -2+3x O D. 0

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

Similar questions

Dean made a statistical estimation of the cost-output relationship for a shoe store. The data for the firm is given in the following table. x 4.5 7 9 10 15 20 33 50 y 3 3.3 3.4 3.5 4.5 5.5 7.5 12 Here x is the output in thousands of pairs of shoes, and y is the cost in thousands of dollars.A. Determine the best-fitting line (using least squares).S1(x) = r2 = B. Determine the best-fitting quadratic (using the least squares) and the square of the correlation coefficient.S2(x) =
A researcher has draw 3 lines to predict son's height from their father's height: the average of all son's heights; the SD line; and the regression line. Which one has the smallest r.m.s error? Pearson's data. S0 line, regression line and GoA 560 2 4 70 72 74 76 78 ao Faher height in inches Red line Another line between the red line and blue line Blue line Green line 2 99 9 209 a uog
The maximum discount value of the Entertainment® card for the "Fine Dining" section for various pages is given in the table below. Page number Maximum value ($) 4 17 14 18 25 16 32 18 43 18 57 15 72 16 85 14 90 18 Let page number be the independent variable and maximum value be the dependent variable. Part (a) Draw a scatter plot of the ordered pairs. Part (b) Calculate the least-squares line. Put the equation in the form of: ŷ = a + bx. (Round your answers to three decimal places.) ŷ = ________ + __________ x Part (c) Find the correlation coefficient. (Round your answer to four decimal places.) r = Is it significant? (Use a significance level of 0.05.) Yes No Part (d) Find the estimated maximum values for the restaurants on page ten and on page 70. (Round your answers to the nearest cent.) Page 10: $ ____________ Page 70: $ ____________ Part (e) Does it appear that the restaurants giving the…
At a university, undergraduates were asked their own height and the ideal height for their ideal spouse or partner. The table shows the data for a representative sample of 10 students, where x represents the height of the students and y represents the height for their ideal spouse or partner. All heights are in inches. Complete parts a through c. X y 59 67 61 71 66 72 73 75 69 71 X y 67 63 70 63 71 67 73 67 75 67 n a. Find the least squares line and correlation coefficient for this data. What strange phenomenon do you observe? Find the least squares line using a graphing calculator. The least squares line is Y = (Use integers or decimals for any numbers in the expression. Round to four decimal places as needed.)
Use method of least squares
23 Determine, by means of the least squares method and assuming that the only significant errors are in the y values, the best straight line relationship to fit the following data: y 65 72 68 71 72 75 80 82 77 74 80 84 87 93 98 78 89 91 96 95
The cost of a leading liquid laundry detergent in different sizes is given below. Size (ounces) Cost ($) 16 3.59 32 4.39 64 5.19 200 10.19 Calculate the least squares line. Put the equation in the form of: ŷ = a + bx. (Round your answers to three decimal places.)ŷ = + x
Q1.2
College Graduation Rates. Data from the College Results Online website compared the 2011 graduation rate and median SAT score for 92 similar-sized public universities and colleges in the United States. The scatterplot below shows the relationship between these two variables along with the least squares fit. Round all calculated results to 4 decimal places. I ONLY need help with question 6.
Find the equation of the least-squares line for the given data. Draw a scatter diagram for the given data and graph the least-squares line. x 1, 3, 5, 7, 9 y 9, 7, 6, 3 ,2
Four points have these coordinates: 3 4 4 4 3 y Use the least-squares line to predict the value of ywhen x= 3.5. اختر احدى الدجابات 0.6 O 5.5 О 35 3.4