r= 0.8 Find the regression equation:

Q: How is the number of drugs administered associated with readmissions for these patients? Regression…

A: Enter the data in Excel.

Q: 9.4.3 The volume (in cubic feet) of a black cherry tree can be modeled by the equation y = - 50.4 +…

A: Given regression equation

Q: 3). Find the equation of the regression for the two correlated scores, and draws the linear diagram:…

A: The general linear function is defined by the equation, y=ax+b. The linear regression technique uses…

Q: Data was gathered from a random sample of fast-food items. From each item, researchers obtained the…

A: Given that , Predicted number of calories = 188.6 + 0.35* (sodium content) and, r2 = 54.29%

Q: A set of X and Y scores has SSX = 8, SSY = 15, and SP = 40. What is the slope for the regression…

A: given data SSx = 8SSy = 15SP = 40

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

A: Let the independent variable X denote hours of TV watched per day  Let the dependent variable Y…

Q: Use the regression equation to predict the energy expenditure for a house with 1250 square feet.…

A: When the regression equation is given by y=0.388x+1027.554Where x is the area of the the house and y…

Q: A regression was run to determine whether there is a relationship between hours of TV watched per…

A:

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

A: Given ,a=23.237b=-1.168r=-0.613Regression equation is y=a+bx

Q: A regression analysis between sales (in $1000s) and price (in dollars) resulted in the following…

A: The above information the regression equation is  ŷ = 50,000 − 8x

Q: Use the given data to find the equation of the regression line.  x: 6,8,20,28,36 y: 2,4,13,20,30

A: Solution: x y x^2 y^2 x⋅y 6 2 36 4 12 8 4 64 16 32 20 13 400 169 260 28 20 784 400 560…

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: QNo 1 Solution: Data: X= 1,3, 2,5.4 O Y. 2,3,2,4,4 %3D %3D

A: Given data: X Y 1 2 3 3 2 2 5 4 4 4 To find regression equation: General form of…

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 table gives the amount of money (in dollars) spent on football by a major university. Letting z…

A: Excel Procedure: Enter x and y in Excel>Data>Data Analysis> ‘Regression’>Select y under…

Q: The equation of regression line is Y = 1.2 + 0.546 x. Estimate the value of Y when X = 8?

A: Answer: Given that, The equation of a regression line is Y = 1.2 + 0.546 X

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

A:

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

A: 28.0 Explanation:The regression equation is given asy=ax+bwherea is the slope of the line, andb is…

Q: Given the regression model Y=15+7X what will be the value of Y when X is 0?

A: From the provided information, The regression model Y = 15 + 7X

Q: A regression is run to determine if there is a relationship between the age of a company (x) and its…

A: Let's find.

Q: Company X hired a consultant to determine a sales growth function. The consultant gathered past…

A: Given regression line Y = 0.5x +18

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

A:

Q: What is the relationship between the number of minutes per day a woman spends talking on the phone…

A: Solution

Q: Interpret the regression coefficient of X3 in relation to the Y ( X3 unit is mile)  Y =  58.286 +…

A: The regression coefficient of X3 is given by 13.7604

Q: Consider this regression equation: Y = 3.52-1.23X. This equation tells us that

A:

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

A: We have given that  A regression was run to determine if there is relationship between hours pf TV…

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

A: Given information y = ax + b a = -0.865 b = 30.373 r2 = 0.7396 r = -0.86 Regression equation y =…

Q: Use the time/tip data from the table below, which includes data from New York City taxi rides. (The…

A: For predicting the value of Tip, using the predictor variable, as time, the data for the random…

Q: 4. From the regression equation, what is the predicted electricity use |(in thousands of kilowatt…

A: 4. The regression equation is y^=53.28+3.07x.

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: f. The equation of the linear regression line is: = * (Please show your answers to two decimal…

A: f. Let x be the number of movies per year, and y be the number of books read per year. The sums are,…

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

A: From the given output,a=-1.223b=30.332

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 (x)…

A:

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

A:

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

A: The following information has been given: x→hours of TV watched per day. y→number of sit ups a…

Q: In the regression equation Y = 85.65 + 0.70X1 - 3.43X2,  the intercept is a. 0.70 b. -3.43 c. 1…

A: Given information- We have given the multiple linear regression equation. Y = 85.65 + 0.70X1 -…

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

A: given a=-0.773, b=24.3, r2=.5776, r=-0.76 y=a*X+b Then we want to find the value of y at X=10

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

A: y^ = ax + b

Q: Find the equation of the regression line. ŷ=+xx (Round the constant to one decimal place as needed.…

A: From given data we have : X…