Answer:
see below
Step-by-step explanation:
Y=x^2
x=-3 -2 -1 0 1 2 3
y=(-3)^2 (-2)^2 (-1)^2 0^2 1^2 2^2 3^2
9 4 1 0 1 4 9
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:
4
Step-by-step explanation:
Look at the tenths place to round.
4 and below, round down.
5 and above, round up.
In this case, it’s 5 so round up.
3.50 -> 4
Translate down and reflect over a vertical line! :)
it means bring the cup down and then flip
So you have 3 and you want to get rid of 2 2/5. 3-2 is 1 1-2/5 is equal to three fifths, which is the answer.