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In a data set, the value that half the data points fall below and half the data points fall above. It is used along with the mean; it is not as influenced by extreme values as the mean.


The middle number of a series. See also mean, which includes examples.

References in periodicals archive ?
Consistent with this interpretation, multifamily permitting and population growth across larger metros were also negatively related to the increase in density from the 25th to the 50th percentile (not shown).
These resources are calculated at the NDNQI 50th percentile for RNHPPD.
05 Total 200 -- -- -- -- Table-3: Comparison of 50th percentile of present study with ICMR Age (years) 50th percentile of Height (cm) Present study ICMR study 10 134 128 11 135 133.
Elbow joint range of motion was greatest for the 50th percentile male.
Table 3 includes the birth weight values associated with the 50th percentile (median) for male and female Peel infants at each gestational age (between 31 to 42 weeks) for each maternal region of birth.
Both have scores near the 25th percentile, with CIs which cross substantially over the 50th percentile.
6) ER (b) Patients, n 651 205 Median age, years 52 75 Interquartile range, years 35-68 69-81 TnT >3 ng/L, % 47 86 TnT >10 ng/L, % 15 44 TnT >12 ng/L, % 11 34 TnT >14 ng/L, % 9 27 50th percentile (95% CI), ng/L <3 8.
Rather, they fail to realize the magnitude of their shortcomings: two-thirds believed they were above the 50th percentile.
If you take a student at the 50th percentile of the GPA distribution and compare them to a student with depression alone, the depressed student would be around the 37th percentile a 13 percent drop.
Physical examination revealed her weight to be slightly beneath the 50th percentile and her height was just above the 50th percentile.
annual river flow 350,000 acre feet River flow as of May 15 50th percentile Source: Presentation by Zac Robinson, Anderson Valley Pinot Noir Festival Technical Conference
The z score is a measure of intrauterine growth adequacy, with a mean of 0 (indicating the 50th percentile of intrauterine growth), she explained.