rate
quantity of process intensivity (mathematics)
penetrance
rate of expression of a gene
velocity of money
rate of money changing hands
rate of convergence
rate at which a convergent sequence approaches its limit
flux
measure of the flow of something through a surface, in some cases per surface area
speed of light
in cellular automata, a propagation rate across the grid of exactly one step (either horizontally, vertically or diagonally) per generation
throughput
in business, the rate of movement of inputs and outputs through a production process
flux density
amount of a physical field passing through a point at a time
literacy rate
percentage of a population that is not illiterate
thrust-to-weight ratio
mathematical number
speed
magnitude of velocity of motion
retention rate
the ratio of the number of retained stakeholders compared to the number at risk
churn rate
measure of the number of individuals or items moving into or out of a collective over a specific period of time
symbol rate
rate of modulation of a digital signal
words per minute
measure of words processed in a minute, e.g. speed of typing, reading or Morse code sending and receiving
seats-to-votes ratio
measure of equal representation
rate of natural increase
crude birth rate minus the crude death rate
strain rate tensor
physical quantity that describes the rate of change of the deformation of a material
rate of evolution
aspect of evolutionary biology
zenithal hourly rate
number of meteors a single observer would see in an hour of peak activity for the meteor shower
survival rate
percentage of people in a study or treatment group still alive for a given period of time after diagnosis
data transfer rate
measure for the information transmitted per time
stroke ratio
mechanics term
click-through rate
percentage of views on a certain web page that made a desired click
areal velocity
term from classical mechanics
flux
rate of turnover of molecules through a metabolic pathway
learning rate
tuning parameter (hyperparameter) in optimization
mass flow rate
mass per time of a fluid passing through a cross section
marginal efficiency of capital
economics theory
drop-out rate
rate at which students leave an educational course before completion
rate of reinforcement
number of reinforcements per time, usually per minute
rainfall intensity
measure of the amount of rain received in a defined area over a defined period of time
mortality rate
measure of the number of deaths in a population from a given cause, scaled by population, in a set period of time
activity
physical quantity in nuclear physics, measured in becquerel, revealing the average number of nucleuses experiencing a spontaneous reaction per second
feed conversion ratio
yield to power judgement
morbidity
population-statistical health descriptor
erythrocyte sedimentation rate
physiological quantity, measurement of the rate of settling of red blood cells
bit rate
information transmission rate expressed in bits per second
electric flux
surface integral of the electric flux density; measured in coulombs
volume flow rate
volume of fluid which passes per time
tip-speed ratio
measurement used for wind turbines
energy flux
rate of transfer of energy through a surface
pregnancy rate
success rate of becoming pregnant
discharge
volume flow rate of water that is transported through a given cross-sectional area