Limitation: They may be more expensive and time consuming than lab experiments. Limitation: There is no control over extraneous variables that might bias the results. This makes it difficult for another researcher to replicate the study in exactly the same way.
Answer: 61.2?
Step-by-step explanation:
Answer:
you are so smart
Step-by-step explanation:
Answer:
i think its b but im not sure
Step-by-step explanation:
Answer:
the answer is r<1 that's the inequality
