These ad agencies must focus on their target audience, which are the students. Hence, they should gather data on the pool that will surely comprise of students. For agency B, social media posting is not a good source pool. It's true that students are very participative and opinionated in social media. However, they can't be sure that these are students. Some parents are in social media, as well. Some are working individuals, and some are out of school youth. Unlike agency A, agency B has to sort out profiles first and identify which ones are students. Hence, agency A will produce a fair sample of the student population because it is unarguably true that everyone in the school enrollment data are students.
The answer is B.
It would be A because the r is being distributed to both the a and the b
Answer:
Step-by-step explanation:
- Change the mixed number into an improper fraction: -1 × 3 = -3, -3 + 1 = -2. Put -2 over 3:
- Multiply -2/3 and -2/5: ×
=
Therefore, the answer is .
There are 2 footballs, and 8 baseballs
ratio of footballs: 2
Ratio of the total number of baseballs and footballs: add the two numbers together.
8 + 2 = 10
Note that footballs is first before the total amount.
2: 10 is your ratio.
Simplify the ratio. Divide 2 from both sides
2/2= 1
10/2 = 5
1:5 is your final ratio answer
hope this helps
