Fit the following data to a power model (Photo). use the equation of fit to predict the value of y, when x = 9.

Q: 80 Height (metres) 40 Y 5 10 15 Time (minutes) 20 25 30

A: A graph of the trigonometric function is given, we have to find the equation of the graph.

Q: Complete the following worksheet and then use it to calculate the coefficient of determination. (ŷ;…

A: The formula to compute the coefficient of determination is, r2=∑(y⏞i-y)2∑(yi-y¯)2

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

A: Given,  a=-0.771 b=24.862

Q: Suppose y is inversely proportional to the square of x. Sketch a graph of this relationship for x>…

A: According to given data y=kx                                                           ..1 Now,…

Q: Estimate for y=cube squre root5.01 using linearization, compare your answer with the exact value and…

A: Consider the given value as y=5.013. We take the corresponding function as fx=x3. Then,…

Q: Let f(r, y) = - 4

A: This is a problem related to function calculation. Based on the formula and concept we will find the…

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

A:

Q: Based on the scatterplot predict the value of y when x = 30 %3D

A: The slope of the regression is downward sloping   we can see that As the X increase, the value of Y…

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: Use this to predict the number of situps a person who watches 4.5 hours of TV can do (to one decimal…

A: In this case, the regression equation is y=-1.195x+26.

Q: A real estate agent finds the following regression line for predicting the price of a house (y), in…

A:

Q: Which graph indicates that y is directly proportional to z? B 1V

A: If y is directly proportional to x then

Q: Assume a regression model is y= -4.72+3.27. give a forecast of y when x= 25.62

A: Answer is in step 2

Q: The following equation represents the relationship between hours of TV watched per day (x) and the…

A: Given dataŷ = -0.944x + 24.52x is the hours of TV watched per dayŷ is the number of situpspredicting…

Q: Plot the following functions y? = 6 – a

A:

Q: A very tough terrain is used to test out the vehicle's features. The x-variable represents the…

A: a)  Rate of change of speed in blizzard  =  Slope of given graph for blizzard  =  90-00-12  =  -9012…

Q: Assume that y varies jointly with x and the square root of z. f  y=30 when x=3 and z=25, then find…

A: Given y varies jointly with x & square revt at Z .If y = 30 when x = 3 & z = 25 .We have…

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

A:

Q: The line of best fit through a set of data is 6.227 – 1.507x According to this equation, what is the…

A: We have given that the line of best fit through a set of data is          y^ = -6.227 - 1.507*x

Q: Find the regression equation:   choices of correct answer: a. y=91.533+9.905x b. y=81.533+8.805x c.…

A:

Q: The viscosity is linearly proportional with square root of temperature, such that u x (3) VT. Write…

A: Given viscosity μ α T

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

A: The given regression line is,

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

A: Given,a=-1.309b=28.368r2=0.4096r=-0.64y=ax+b

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

A: Defined : The regression line: y =-0.904x+39.953

Q: 9. An airplane altimeter is a gauge that indicates the height of the plane above the ground. The…

A: (a) The height of the airplane is given by the equation       h = 18400 log (P0/P)      With the…

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

A: We have from the question,  Y=ax+b , a = -1.275 , b = 26.852 , X = 14 ,

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

A: Given  Y=ax+b  a=-0.818, b=21.295, r2=0.49, r=-0.7

Q: The line of best fit through a set of data is ŷ = 14.714 – 3.985x According to this equation, what…

A: Given, y = 14.714 - 3.985 * x

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

A: The question is about regression model Given : Results of the regression : y = ax + b a = -1.226 b =…

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

A: Given,   The regression equation is,   .   The objective is to predict the number of situps a person…

Q: Differentiate the function. y = Sint + π Cost

A: To differentiate y=sint+π cost

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

A:

Q: Find the regression equation for the data in the table:     y = 2(0.5)x     y = 0.70x2 - 3.89x +…

A: In this question, concept of regression equation is applied. Regression A linear relationship…

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

A: y = ax + b

Q: A regression was run to determine if there is a relationship between hours of study per week (z) and…

A:

Q: A regression analysis was performed to determine if there is a relationship between hours ofTV…

A: Introduction: The regression equation is of the form: From the results on a and b that are given in…