A student received the following scores on five math quizzes: 85, 92, 78, 90, 95. What is the average (mean) score?

✓ Correct Answer: Option B

To find the mean, sum all the scores (85 + 92 + 78 + 90 + 95 = 440) and divide by the number of scores (5). 440 / 5 = 88.