X/0.5 = 24
X/0.5(0.5) = 24(0.5)
X = 12
12×5=60 3×20=60
60-60=0 So the answer is 0
Scores on an AP Exam at a local high school are recorded in the table. What was the average score?
Answer: D) 4.266 is correct
Explanation:
We are given the below frequency table:
Score Frequency
1 | 0
2 | 3
3 | 4
4 | 16
5 | 22
Let's denote the score by
and frequency by
.
The average formula is:




Therefore, the average score was 4.267
Hence the option D) 4.266
Answer:
3
Step-by-step explanation:
10/4 = 2 1/2
2 1/2 + 2/4 = 3