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half-dollar

Currency unit worth 50 centshalf-life

time required for a quantity to reduce to half its initial valuehardy-weinberg

allele and genotype frequencies in a population will remain constant from generation to generationharmonic mean

reciprocal of the arithmetic mean of the reciprocals of the given set of observationsharmonic sequence

sequence of real numbers formed by taking the reciprocals of an arithmetic progressioHDL

High Density Lipoproteins - a good cholesterolhealth

functional and metabolic efficiency of humansheart

Organ which pumps bloodheat index

measure of how hot it really feels when relative humidity is factored in with the actual air temperaturehectare

unit of area equal to 100 aresheptagon

seven sided figureHerfindahl Index

accepted measure of market concentration.Herons Formula

formula to find the area of a triangle using the 3 side lengthshertz

S = (A + B + C)/2; A = sqrt(S(S - A)(S - B)(S - C))

unit of frequency in the International System of Units (SI) and is defined as one cycle per secondhexadecimal

Base 16 number systemhexagon

six sided figurehigh and low method

taking the highest level of activity and the lowest level of activity and comparing the total costs at each levelhighly suspect outliers

Values below 3 * Interquartile Range below the lower quartile or Values above 3 * Interquartile Range above the upper quartilehinge

object used to mount and operate doorshorizontal component

x portion of a vectorhour

Unit of time equal to 60 minuteshue

color shadehyperbola

conic section defined as the locus of all points in the plane the difference of whose distances and from two fixed pointshypergeometric distribution

discrete probability distribution that describes the probability of k successes (random draws for which the object drawn has a specified feature) in ndraws, without replacementhypothesis

statistical test using a statement of a possible explanation for some conclusionshypothesis testing for a proportion

hypothesis testing for the mean