Examlex
If the population distribution is skewed,in most cases the sampling distribution of the sample mean can be approximated by the normal distribution if the samples contain at least 30 observations.
Amniotic Fluid
The fluid surrounding a fetus within the amniotic sac, providing protection and facilitating the exchange of nutrients, water, and biochemical products between mother and fetus.
Lab Testing
The analysis of bodily fluids, tissues, or other substances in a controlled environment to diagnose disease, measure progress, or guide treatment.
Chorionic Villus
Tiny, finger-like projections found in the placenta, involved in nutrient exchange between mother and fetus.
Placenta
The structure through which the fetus obtains nourishment during pregnancy; the afterbirth.
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