45 countries and 36 colonies
Answer: 0.05%
Explanation:
Cystic fibrosis is a genetic disease that results in the body producing thick, and sticky mucus which is abnormal.
From the question, we are informed that 1 out of every 2,000 babies born in the US have cystic fibrosis, the percentage of the above population that has cystic fibrosis will be:
= 1/2000 × 100
= 0.05%
Answer:
The children are experiencing natural reinforcement.
Explanation:
Sandra's children are very successful in school and that is a stated natural reinforcer.
Natural reinforces occur as a result of their behavior without involving others expressing their approval of their behavior.
Sandra is trying to foster this natural reinforcement with positive social reinforcement, "but she does not always remember".
U should try multiplying some numbers in the question there's a key in there