Examlex
In stratified sampling,the population is separated into different subgroups,and then samples are taken from all of the subgroups.
Low Birth Weight
Describes infants born with a weight of less than 2,500 grams (5.5 pounds), which can be indicative of health issues or premature birth.
Gestational Age
The age of an embryo or fetus calculated from the date of the last menstrual period of the pregnant person.
Size at Delivery
Referring to the physical dimensions or weight of a newborn at the time of birth, which can affect newborn health and delivery process.
Sperm Travel
The movement of sperm from the male reproductive tract to the egg in the female reproductive tract for potential fertilization.
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