The following is an example of which property? 2 x 3 = 3 x 2

Question 2 options:

Distributive property

Commutative property of addition

Identity property of multiplication

Commutative property of multiplication

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”?