20. Find the value of z if ST is the midsegment of AEFG. Sr-2 %23

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A: According to the provided information, regression line of the LDL cholesterol level on the Body Mass…

Q: Suppose that a random sample of 200 columnists is selected from a large newspaper company and that…

A: W=572.45-0.75× SIf S=88 minutes then we have to findthe regression prediction of the number of words…

Q: The graph of which function crosses the x axis at π/2?

A:

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

A: From the given information, y=a+bxb=-0.79a=23.38 Therefore, Y=23.38-0.79X

Q: Jamison is investigating how long his phone's battery lasts (in hours) for various brightness levels…

A: The dependent variable (y) Hours The independent variable is (x) Brightness Level…

Q: C. f [x) = ler -x %31

A:

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

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

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

A: In this problem, the independent or explanatory variable is the hours of TV watched per day (x) and…

Q: Sketch the graph, make a table of values higher and lower than the VA of 1-x / x-5

A: The function is rational so to calculate the verticle asymptote of the rational function set 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+ba=-0.77b=22.189r2=0.432964r=-0.658

Q: Kevin participated in an egg-drop event, where students design a device that will stop an egg from…

A: The perfect negative correlation is -1 And if the correlation value is close to it then it is called…

Q: Use this to predict the number of situps a person who watches 11 hours of TV can do (to one decimal…

A: Given: The regression equation is  y=ax+ba=-0.849b=33.579r2=0.853776r=-0.924

Q: Monthly sales have been found to follow a linear trend of y = 10 + 8x, where y is the number of…

A: Given regression line is: y = 10 + 8x

Q: The life expectancy of a fluorescent light bulb is given by the number of hours that it will burn.…

A:

Q: Provide a scenario for which you would use a related t-test and explain how we would use the…

A: we know that when we use t-test  some condition for t- test

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

A:

Q: If a regression study reports the following information F(1,98)=2.34, p<.05, how many people are in…

A: The degree of freedom for F ratio is (k-1, N-k), where k is the number of treatment conditions and N…

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

A: Given: x is the hours of TV watched per day. y is the number of sit ups a person can do. The…

Q: José makes a score of 70 on an exam (e.g., his "little x" = 70). Suppose that the percentile…

A: Given information Jose makes a score of 70 on an exam, his percentile is 70th So, it means 70% of…

Q: Identify the permanent effect on y?

A:

Q: Is y significantly different from -0.5?

A: The coefficient of γ is 74.3, the corresponding standard error is 52.98 and the degrees of freedom…

Q: Find the equation of the least-squares line. (Round your values to four decimal places.) Use the…

A: Given data, X Y X*Y X*X 2 91 182 4 6 46 276 36 7 32 224 49 9 6 54 81 12 4 48 144

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

A: a=-0.624 b = 35.132 number of hours watch TV (x) =9

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

A: From the given information, the regression is y=20.094-0.759(x).

Q: Interpret the value of P(B')

A: Students in an urban school were curious about how many children regularly eat breakfast. They…

Q: function fa)= et The given. on %3D

A:

Q: In regression equation, slope is the amount increases or decreases in the independent for every 1…

A: We have given that,  In regression equation, slope is the amount increases or decreases in the…

Q: Based on the scatterplot and residual plot, what type of model would be appropriate for summarizing…

A: From the above plot  We have seen that  The all points are exactly near to straight line  So…

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

A: The regression equation is y = ax + b, where a is the slope, b is the intercept, x is the…

Q: Find the t –value from 20 degrees of freedom with alfa = 10% in two tails

A: Given,degrees of freedom(df)=20α=0.1

Q: If 00 = 4, 01 = 2.5, plot the graph of ho(x) = 00+ 01x. %3D

A: The given problem is to sketch the given hypothesis function with given θ0 = 4 and θ1=2.5

Q: Table 9.2 Average Returns for Bonds 1950 to 1959 1960 to 1969 1970 to 1979 1980 to 1989 1990 to 1999…

A:

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

A: y = ax + b a = -0.799 b = 23.923 r = -0.834