Answer:
D
Step-by-step explanation:
Mean tells us the average (in this case, total marks/ total number of students).
Standard deviation tells us the spread of a set of data from its mean (how much it deviates from the mean).
Thus, standard deviation can be used to determine the consistency of a data. <u>The smaller the standard deviation, the more consistent the data is</u>.
Since 4S has the smallest standard deviation of 1, it shows the most consistent achievement in the test.
Answer:
i would say 7.62.
Step-by-step explanation:
i would chose that because the best way for finding the answer is to count the spaces from point a to point b.
Answer:
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
Step-by-step explanation:
<u>Step 1: Define</u>
<u /><u />
h(-1) is x = -1
<u>Step 2: Evaluate</u>
- Substitute:
- Exponents:
- Multiply:
- Subtract:
- Add:
- Simplify:
Answer:
5.45
Step-by-step explanation:
just did on delta math