The formula for the best fit line is y= 37.285 - 5.344x, where y is mpg and x is weight of the car in tons. Which of the following is the correct interpretation of the estimated slope term? Why? a) For a 1-unit increase in weight, the mpg of the car increases by 5.344 on average   b) For a 1-unit increase in weight, the mpg of the car decreases by exactly 5.344   c) For a 1-unit increase in weight, the mpg of the car decreases by 5.344 on average   d) For each additional unit of mpg, the weight of the car decreases by exactly 5.344

Q: A cardiac patient cannot walk any faster that 2.0 mph, but she has been told that she must at 8…

A: Given, speed is 2.0 mph  she must exercise 8 METs. We know that 2.0 mph = 2×26.8=53.6 m/min

Q: - Determine the time period in which y = Cekt changes by a factor of q.

A: Given  : the equation y=CektNow the  above equation  is  transformed to a new equationwhen y changes…

Q: A regression was run to determine if there is a relationship between hours of TV watched per day (x)…

A: Given,Regression equation isy=a+bx wherea=30.268b=-1.273Therefore regression equation…

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A: Here y represents the residual energy expenditure and x represents the area of the house n square…

Q: The formula for the best fit line from the previous question is y=72359.6+216.2x, where y is sales…

A: from the given regression equation y=72359.6+216.2x, we interpret the following,bo, y-intercept, can…

Q: If a slope rises 3ft over 100ft distance, what is the slope in %?

A:

Q: Match the following 4 r-values with the correct scatterplot. С. .91 А. -.06 В. -.93 D. 0 y y 5. 6. y…

A: We have four values of correlation coefficient and four scatter plots Then,  We will match the…

Q: A regression was run to determine if there is a relationship between hours of TV watched per day (x)…

A: Given, y=ax+bWhere,a=-0.626b=24.928r2=0.378225r=-0.615 Let x be the hours of TV watched per day and…

Q: ween z= 1.42 and z= 2.17

A: The required area between the z= 1.42 and z= 2.17 can be found by using the standard normal table.…

Q: During one month, the rate for renting a particular car model was $65.69 per day plus 25¢ per mile.…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A regression was run to determine if there is a relationship between hours of TV watched per day (x)…

A:

Q: An exercise test was performed on a triathlete. His VO2max was 73.0 mL/kg/min. He weighed 73 kg. To…

A:

Q: A regression was run to determine if there is a relationship between hours of TV watched per day (x)…

A: From the provided information, The results of the regression were: y = ax + b a = -1.346 b = 34.703…

Q: The grade of a road is 7%, Thes mcans thet every horizontal dastance of 100A. on the road,the…

A: Use tanθ

Q: The monthly sales S (in hundreds of units) of baseball equipment for an Internet sporting goods site…

A: The Monthly sales S of baseball equipment fr an internet sporting goods site are approximated by…

Q: 1) Inspect the data and estimate the amount of blood lost due to one hookworm. (mL/day)

A: X Y (x-xbar) (x-xbar)^2 (y-ybar) (y-ybar)^2 (x-xbar)*(y-ybar) 24 12.2 -26.83333 720.02778…

Q: Approximately what number of clicks would get you to 1.5 ft in size? 18= 1 (1.5)* x = 1n( 18) In(15)…

A:

Q: During one month, the rate for renting a particular car model was $65.94 per day plus 20¢ per mile.…

A: As per Bartleby guideline I can not do more than three sub parts The total cost = y Number of…

Q: If f)=6X+12, hind the slopeof the secaut line between the values of X,= -5 and Xa = - 6- %3D

A: The given function is: fx=6x+12 To find the slope of the secant line between the values of x1=-5,…

Q: 16) The population of Hightstown, NJ can be modeled by the equation P = 5216(1.02)' where t is the…

A: Population equation is P=5216(1.02)t a) substitute t=0    P=5216(1.02)0     P=5216   Population in…

Q: Given the value of the linear coefficient r to find the coefficient of determination and the…

A: According to the provided information, correlation (r) = 0.874

Q: When driving down a mountain road, you notice warning signs indicating that it is a "11% grade."…

A: When driving down a mountain road, you notice warning signs indicating that it is a "11% grade."…

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.