The correct answer is A. Remember that slope is rise over run. Because the line slopes down, the answer is negative.
Answer:
If you take your computer screen and look at the corner, that is 90 degrees. If you cut that in half, you have a 45 degree angle.
Step-by-step explanation:
Answer:
-2
Step-by-step explanation:
Answer:
Step-by-step explanation:
B. No, two events with nonzero probabilities cannot be independent and mutually exclusive because if two events are mutually exclusive, then when one of them occurs, the probability of the other must be zero.
For two mutually exclusive events , with non- zero probabilities , when one occurs , the other can not happen . In this way they become dependent events . In this way , for two events to be both independent and mutually exclusive , at least one of the two events must have zero probability .