There is a few condition to ensure a high-quality CPR accomplished:
1. Depth= At least 5cm or 2 inch
2. Complete Recoil= Let the chest return to normal
3. Frequency: At least 100 times a minute
4. Minimal interruption = don't stop too much
5. Avoid hyperventilation: Don't give too much air
Answer: organism and reproduce and produce offspring
Ear muscles and tailbones are examples of vestigial structures found among the <span>Caminalcules. </span>
Answer:
Mean is the average you'll get when you add all your numbers then divide by the number of numbers you have. On the opposite side, median is the middle number within your list of numbers. If there isn't a middle number, take the two middle numbers and add them. Now, for how they are alike, I'm not so sure :'), but my closest guess would be they are fairly close together.
Sorry it's so long, hope I helped you :')
Explanation: