If SSR=8and SSE=32​, determine​ SST, then compute the coefficient of determination, r2​, and interpret its meaning.   SST= r2=

huminateed.com/assessment/6086a7e3843847d0078b4594/6086a7ec7d1f4610088b4568/1?rldbgn3D1 3.EE.B.7 15.A restaurant used 231 eggs last week. Of these, 46 were brown in color. The remaining eggs were white in colors. Which equation can be used to solve for w, the number of white eggs used last week? a. 231 + 46w = 0 b. 46 + w = 231 C. w = 231 + 46 d. 231 = 46w ducationTM Inc.

The standard error of ß provides a measure of the accuracy with which the coefficients ß are estimated. Discuss the three factors that affect whether B is an accurate estimate of the true B.

The formula Y′=b0+b×X is equivalent to: Group of answer choices predicted Y = intercept + slope × X predicted Y = slope + intercept × X predicted Y = population mean + sample mean × X predcited Y = sample mean + population mean × X

Match these values of r with the accompanying scatterplots: - 0.385, 0.385, 0.997, - 0.767, and 1. Click the icon to view the scatterplots. Match the values of r to the scatterplots. Scatterplots Scatterplot 1, r = 0.385 Scatterplot 2, r= 0.997 Scatterplot 3, r = -0.767 Scatterplot 4, r = Scatterplot 1 Scatterplot 2 Scatterpl 8- R- 8- - 0.385 6- 6- 6- Scatterplot 5, r= 1 > 4- 4- 4- 2- 2- b- 0- 0- 0.2 0.4 0.6 0.8 1 0.2 0.4 0.6 0.8 1 0.2 0.4 0.6 х х Scatterplot 4 Scatterplot 5 15- 8- 14- 6- 13- 4- 12- 2- 11- 10- 0+ 1 0.2 0.4 0.6 0.8 0.2 0.4 0.6 0.8 х

Match these values of r with the accompanying scatterplots: -0.396, -0.766, - 1,0.766, and 0.997 Click the icon to view the scatterplots, Match the values of r to the scatterplots. Scatterplot 1, r= Scatterplot 2, r= Scatterplot 3, r= Scatterplot 4, r= Scatterplot 5, r=

Does cell phone use while driving impair driver reaction times?  At the Univ. of Utah the times (in milliseconds) of 32 drivers using cell phones to depress the brake pedal were compared to the reaction times of 32 drivers who were listening to the radio.  For the cell phone users the results were = 585.2, s = 89.6; for the radio listeners the results were = 533.7, s = 65.3.  Determine a 95% confidence interval for μ-μ  where μ is the mean reaction for drivers using cell phones.  Use df = 57.

A certain affects virus 0.4% of the population (in a population of 100,000 people, 400 will be infected with the virus). A test used to detect the virus in a person is positive 87% of the time if the person has the virus (true positive) and it is positive 14% of the time if the person does not have the virus (false positive). Fill in the remainder of the following table and use it to answer the questions below. Infected Not Infected Total Positive Test Negative Test Total 400 99,600 100,000

Two brands of tyres are tested with the following results :Life Brand of tyresin '000 miles X Y20–25 1 025–30 22 2430–35 64 7635–40 10 040–45 3 0Which brand of tyre would you use on your fleet of trucks based on coefficient of variation ?

Two variables have a coefficient of determination of 0.8. Explain the significance of this value.