Is the function represented by the table non-linear?
Х
y
4
6
17
ON
8
9
-2
Yes, because it has a constant rate of change.
O Yes, because it does not have a constant rate of change.
O No, because it has a constant rate of change.
O No, because it does not have a constant rate of change.
Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?