2. The Mach number of a moving object is the ratio of its speedto the speed ofsound. The following table shows the speeds of a jet aircraft, in terms ofMach numbers, and the time tafter it starts to accelerate. Find the least-squares line of s as a function of t.t(min) 0.00s(MachNumber)0.880.600.971.201.031.801.112.401.193.001.25

Given that,t(min)s(Mach Number)0.000.880.600.971.201.031.801.112.401.1931.25

Answered: 2. The Mach number of a moving object…

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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The height y (in meters) of a volcano in the southeast Pacific Ocean is recorded in the table for selected years since 1960. Number of Years Since Height (m)| 1960, x 166 10 290 20 408 30 526 40 650 50 760 54 813 a. Graph the data in a scatter plot. b. Use the points (0, 166) and (40, 650) to write a linear function that defines the height y of the volcano, x years since 1960. c. Interpret the meaning of the slope in the context of this problem. d. Use the model in part (b) to predict the height of the volcano in the year 2030 assuming that the linear trend continues.
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How much should a healthy Shetland pony weigh? Let x be the age of the pony (in months), and let y be the average weight of the pony (in kilograms). x 3 6 12 20 26 y 60 95 140 160 189 (a) Make a scatter diagram of the data and visualize the line you think best fits the data. Flash Player version 10 or higher is required for this question. You can get Flash Player free from Adobe's website. (b) Would you say the correlation is low, moderate, or strong? low moderate strong Would you say the correlation is positive or negative? positive negative (c) Use a calculator to verify that x = 67, x2 = 1265, y = 644, y2 = 93,546, and xy = 10,544. Compute r. (Round your answer to three decimal places.) As x increases from 3 to 26 months, does the value of r imply that y should tend to increase or decrease? Explain your answer. Given our value of r, y should…
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Please answer both subparts with explanation . Without using Excel. I will really upvote. Thanks
6 plot
The table below lists the height h (in cm), the age a (in years), the gender g (1="Male", 0="Female"), and the weight w (in kg) of some college students Age Gender Weight 83 78 55 48 62 We wish to fit a linear function of the form Height 181 176 164 156 169 C₁= C₂= 9= 58228 21 to these data. Find the best approximation of this form, using least squares. Co- 20 20 1 1 0 0 0 f(t)=co+ch+c₂a +cag

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