(10 You want to find a regression model that represents how many miles per gallon your carcan do based on different speeds. The information for your car is shown in the table below.A) Find the cubic function of best fit.Miles perMiles perhour (x)gallon (y)1022B) Graph the scatter plot and the cubic function of best fit.2043C) About how many miles per hour is ideal in order to getmore miles per gallon?30464048A Miles per gallon (MPG)505045604145407039358037302520151010203040 50 607080 90Miles per hour (MPH)

Answered: Image /qna-images/answer/15c2409a-d6d6-40ef-9d34-b6bc36045804.jpg

Answered: 10 You want to find a regression model…

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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Find the cubic function that models the data in the table below. - 2 - 1 1 3 4 y - 24 -5 - 3 -8 -9 % = (Simplify your answer. Do not factor. Use integers or decimals for any numbers in the expression. Round to three decimal places as needed.)
Fuel The table below shows data for the numberof gallons of gas purchased each day x of a certainweek by the 150 taxis owned by the Inner CityTransportation Taxi Company. Write the equationthat models the data.
5. The students in Suzanne's school are painting a rectangular mural outside the building that will be 15 feet by 45 feet. A. Write the unit rate for the proportional relationship between lengths on the mural y and lengths in the scale drawing x. 6. The students at Suzanne's school are also going to paint a smaller mural inside the building. A scale drawing of the mural is shown on the grid. IT B. MP Model with Mathematics Write an equation that relates x and y. The diagonal of the scale drawing is approximately 6.3 units. Estimate the length of the diagonal of the mural. A. Redraw the inside mural on the grid using a scale of 1 unit:1 foot. A Ⓒ Houghton
CASE: You want to determine the degree/strength of relationship between height and weight. Variable X is the height while variable Y is the weight. Question 2. If height increases and weight declines, the computed r is r= -0.65. What is the relationship between the 2 variables? How strong is the relationship? Plot it below using the scatterplot.
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…
The graph given below represents the relation between water pressure on the vehicle and depth of the vehicle during a pressure endurance test. Check corresponds with the correct proportionality constant. the box that Pressure (in psi) 25 50 75 100 125 -5 5 -20 -40 -60 -80 -100 5 /5 00 00 Depth (in yd)
Data x y 5 35 10 85 25 100 20 125 25 140 1. Plot the scatter diagram. 2. List all six of the possible models, equations and their R2values. 3. Which model is the best model?
24
enu ul Tke day and the temperature at the bec 4.) The table below represents the price for different quantities of apples at the store. What is the constant of proportionality for the relationship shown? Price (p) Apples (a) $5 2 OL$ 4. $15 6. $20 8.
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