Abram was asked to explain to one of his coworkers the xor cipher. he showed his coworker an example of adding two bits, 1 and 1. what is the result of this sum?

All of the following are characteristics that must be contained in any knowledge representation scheme except

The qwerty keyboard is the most common layout of keys on a keyboard

An environmental protection agency study of 12 automobiles revealed a correlation of 0.47 between engine size and emissions. at 0.01 significance level, can we conclude that there is a positive association between the variables? what is the p value? interpret.