Last night, the two dinner specials at ron's favorite restaurant were salmon filet and steak. the restaurant served 30 specials in all, 15 of which were the salmon filet. what percentage of the specials were salmon filets?

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”?

Mr. walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table