Find the best fit line y = mx + k for the following points using the least squares method. Your answer should be an equation for the line. (-1,-7), (2, 2), (5,5)
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- Find the equation of the line that best fits the given points in the least squares sense. (0,0) (2,1) (4,1)Each month for several months, the average temperature in °C (x) and the number of pounds of steam (y) consumed by a certain chemical plant were measured. The least-squares line computed from the resulting data is y = 245.82 + 1.13x. Predict the number of pounds of steam consumed in a month where the average temperature is 65°C. If two months differ in their average temperatures by 5°C, by how much do you predict the number of pounds of steam consumed to differ?Find the parameters of the linear model using the least squares method, with the independent variable being the period and the dependent variable being sales. Which of the following is the constant term (a) of the linear model?
- Find the best quadratic least squares fit to the data x 0 1 2 3 y 3 2 4 4If the least squares line has an equation of y = -0.5x + 108, find the estimated shoe size for a man with an IQ score of 102. Group of answer choices A.) size 9 B.) size 10 C.) size 11 D.) size 12Each month for several months, the average temperature in °C (x) and the number of pounds of steam (y) consumed by a certain chemical plant were measured. The least-squares line computed from the resulting data is y = 245.82 + 1.11x. a) Predict the number of pounds of steam consumed in a month where the average temperature is 65°C. Round the answer to two decimal places. b) If two months differ in their average temperatures by 5°C, by how much do you predict the number of pounds of steam consumed to differ? Round the answer to two decimal places.
- Each month for several months, the average temperature in °C (x) and the number of pounds of steam (y) consumed by a certain chemical plant were measured. The least-squares line computed from the resulting data is y = 245.82 + 1.15x. If two months differ in their average temperatures by 5°C, by how much do you predict the number of pounds of steam consumed to differ? Round the answer to two decimal places.The position of a particle x(t) on an axis has been monitored. The results are shown in the following table. By the least squares method, fit the data to a quadratic model: Report the position predicted by the model for t = 10.In a study of the relationship between the Brinell hardness (x) and tensile strength in ksi (y) of specimens of cold drawn copper, the least-squares line was y = −196.32 + 2.42x. Predict the tensile strength of a specimen whose Brinell hardness is 102.7. If two specimens differ in their Brinell hardness by 3, by how much do you predict their tensile strengths to differ?
- If the least squares line has an equation of y = -0.5x + 108, find the estimated IQ score for a man with a shoe size of 10. Group of answer choices A .) 95 B.) 103 C.) 113 D.) 85If I have a list of data and use the least squares error, why would the function be a function of mAccording to the data reported by the New York State Department of Health regarding West Nile Virus for the years 2000-2008, the least squares line equation for the number of reported dead birds (x) versus the number of human West Nile virus cases (y) is y=−10.2638+0.0491x. If the number of dead birds reported in a year is 732, how many human cases of West Nile virus can be expected? Also we know r=0.5490. No prediction can be made. 19.6 26 38.1