Helpopopop

Describe a situation that you could represent with the inequality x< 17

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”?

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.