Mathematics, 20.03.2020 10:53 mwms2018sg
Using the sat dataset, fit a model with the total SAT score as the response and expend, salary, ratio and takers as predictors. Perform regression diagnostics on this model to answer the following questions. Display any plots that are relevant. Do not provide any plots about which you have nothing to say. Suggest possible improvements or corrections to the model where appropriate.
a. Check the constant variance assumption for the errors.
b. Check the normality assumption.
c. Check for large leverage points.
d. Check for outliers.
e. Check for influential points.
f. Check the structure of the relationship between the predictors and the response.
Answers: 1
Mathematics, 21.06.2019 16:30, danielmurillo28
If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)
Answers: 2
Mathematics, 21.06.2019 18:00, puffley
10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.
Answers: 1
Mathematics, 21.06.2019 19:50, leximae2186
The graph shows the distance kerri drives on a trip. what is kerri's speed?
Answers: 3
Using the sat dataset, fit a model with the total SAT score as the response and expend, salary, rati...
Biology, 19.07.2019 16:00
Geography, 19.07.2019 16:00