Answer:
Step-by-step explanation:
(7*11)-(22/7*2^2)
77-(22/7*4)
77-88/7
77-12.57
64.43
Answer:
(a) 
(b)
Step-by-step explanation:
B is the one I would go with, multiplying everything by 3 in the equation 3 would eliminate y.
Answer:
D. There is not enough information to make a conclusion about the population mean.
Step-by-step explanation:
One of the crafters Chris has a sample means of 200. This means that the average amount of yarn Chris used is 200 meters. Yet there is nothing else given about the other crafters, hence it is impossible to draw a conclusion.
Answer:
i believe the answer is D
Step-by-step explanation:
im not entirely sure but that's what i got.