If a child's weight is at the 50th percentile line, that means that out of 100 normal children her age, 50 will be bigger than she is and 50 smaller. Similarly, if she is in the 75th percentile, that means that she is bigger than 75 children and smaller than only 25, compared with 100 children her age.

Is the 95th percentile the top 5 %?

The term 95th percentile refers to the point at which 5% of a population set will exceed the referenced value.

Is it good to be in the 95th percentile?

A nice property of percentiles is they have a universal interpretation: Being at the 95th percentile means the same thing no matter if you are looking at exam scores or weights of packages sent through the postal service; the 95th percentile always means 95 percent of the other values lie below yours, and 5 percent lie ...