Determine the mean of the numbers:

Determine the mean of the numbers:

Reginald has scores of {87, 79, 95, 91} on the first four exams in his Spanish class. What is the minimum score he must get on the fifth exam to get an A (90 or higher) for his final grade?

Determine the mean of the data set:

Determine the mean of the numbers:

What is the mean of the following set of numbers?

Determine the mean:

Solve for the mean:

On four exams, John has an average score of 94 points. His lowest score was an 89. If this score is dropped, what is his new average?

If the mean of the following set is 12, what is ?

(1,14,3,15,16,,21,10)