In those with symptoms and clinical signs of rheumatoid arthritis, the presence of significant concentrations of RF indicates that it is likely that they have RA. Higher levels of RF generally correlate with more severe disease and a poorer prognosis. A negative RF test does not rule out RA.
Macrosomia (big baby). The average newborn weight is about 3.4 kilograms (kg) / 7 pounds (lb) 8 ounces (oz). Babies weighing more than 4.5kg/ 9lb 15oz at birth are considered much larger than average or macrosomic, which literally means of large body.It's very difficult to determine whether a baby is truly macrosomic while still in the uterus (womb) - only the post-birth weight confirms this.abies weighing more than 4.5kg/ 9lb 15oz at birth are considered much larger than average or macrosomic, which literally means of large body. It's very difficult to determine whether a baby is truly macrosomic while still in the uterus (womb) - only the post-birth weight confirms this.
3. Weights of newborn babies in the United States are normally distributed with a mean of 3420g and a standard deviation of 495g.a) A newborn weighting less than 2200 is considered to be at risk because the mortality rate for the group is at least 1 %.) If 64 men are randomly selected, find the probability that their mean height is greater than 68.0 in. 5. M&M plain candies have a mean weight of 0.9147 g and a standard deviation of 0.0369 g. a) Find the probability that a package will weight more than 0.9325 g.