What type of data? Usually, mean is the best representative.
The samples he chose may not be a representative sample because the number of students per foreign language class may not be the same. One class may have a very large number of students while another may have only a few. Taking equal number of students per class is not a representative sample.<span />
Answer: 5/12
Step-by-step explanation:
First solve the absolute value
Abs(-9-10)=Abs(-19)
Take Abs(-19)=19
Next, multiply 19 by -1 becuase there is a negative one in from of the abs
-Abs(-19)=-1(19)=-19
Next multiply 12 and 2
12(2)=24
so far you have (-19+24)/(6*2)
Add -19 and 24
-19+24=5
6*2=12
5/12
Answer:
This is the answer to the question in the comments.
Step-by-step explanation:
y = 1/2x²- 3
The parabola opens up, has a negative y-intercept, and is wider than y = x²
If this answer is correct, please make me Brainliest!