Under Predict menu in XLMiner, perform a k-nearest neighbors prediction with all the predictors from column A (CRIM) to column B (LSTAT) (excluding the CAT. MEDV, the CAT. MEDV column is the outcome or decision variable for classification) for both training data set and validation data set, trying values of k from 1 to 10 to predict the value MEDV. What is the best k chosen

Which triangle congruence postulate or theorem justifies my claim that the steps i made using construction paper and scissors produce an isosceles triangle? was it sss, sas, asa, aas, or hl?

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Evan walked 5/8 mile to his friends house. then together they walked 7/12 mile to the movie theatre. which pair of fraction can evan use to find how far he walked in all?