The researcher used random sampling.
Explanation: He is taking people young and old,tall and short, and asking them if they like the food or not so he doesn’t get biased opinions based on that persons age or any other trait.
Answer:
yes, a flag is created by sewing it together
12. Because, 1/2 + 1/2 = 1. So you need 6 1's to get to 6, therefore you need double the amount of 1/2's to get to 6.
Answer:
x≈231.123
Step-by-step explanation:
1) Make a ratio 314/2512= x/1584
2) Use the concept of cross multiplication and get 314*1584=2512x
3) Use Algebra:
314*1584=497,376
497,376/2152=2512x/2152
x≈231.123
I am assuming this is a triangle.....P = a + b + c
P = 2a - 3 + 2a + 3a + 1....combine like terms
P = 7a - 2 <==