Matematică și Logică SAT - Aritmetică și statistică
Aici veți învăța câteva cuvinte în limba engleză legate de aritmetică și statistică, cum ar fi „divizibil”, „gamă”, „mediană”, etc. de care veți avea nevoie pentru a obține SAT-urile.
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a combination of a whole number and a proper fraction

număr mixt, număr compus
a number greater than 1 with only two devisors which can be itself or 1

număr prim, număr primar
a number that can be written as a fraction, where both the top and bottom are whole numbers, and the bottom is not zero

număr rațional, număr fracționar
a number incapable of being expressed as a ratio of two integers

număr irațional, număr nerațional
a number that has both a real part and a part involving a unit that, when squared, gives a negative result

număr complex, număr imaginar
any number that can be found on the number line, including both positive and negative numbers, zero, and fractions

număr real, număr din intervalul real
any positive number without fractions or decimals, including zero

număr întreg, număr natural
any number without fractions or decimals, including positive numbers, negative numbers, and zero

număr întreg, integer
(mathematics) a number less than one, called a fraction, that is represented as a period followed by the number of tenths, hundredths, etc.

decimal, număr zecimal
a fraction where the the top number is greater than or equal to the equal to the bottom number

fractie improprie, fractură improprie
(mathematics) the average value of a set of quantities calculated by adding them, and dividing them by the total number of the quantities

media, valoarea medie
a value that, when multiplied by itself a specified number of times, results in the given number

rădăcină, radical
the difference between the highest and lowest values in a set of numbers

diferenţă, interval
the second exponent of any given number produced when multiplied by itself

putere, numărul pătrat
calculated by adding a set of numbers together and dividing this amount by the total number of amounts in that set

medie, average
the result of multiplying two or more numbers or quantities together

produs, rezultat
the result obtained by dividing one quantity or number by another, expressed as the outcome of a division operation

cat, rezultatul împărțirii
(mathematics) one of the numbers that another number can be divided by

factor, divizor
a statement that compares two quantities, expressions, or values and indicates their relative sizes

inegalitate, neegalitate
(mathematics) a statement indicating the equality between two values

ecuație, egalitate
the lowest amount, degree, or extent there is or is possible, allowed or required

minimum, minim
a mathematical expression where a number is multiplied by itself a certain number of times determined by a variable

exponentială, expresie exponențială
related to equations that create straight lines when graphed, indicating a constant rate of change

liniare, lineare
a number that is a multiple of two or more given numbers

multiplu comun, multiplu comun minim
a number that divides exactly into two or more given numbers without leaving a remainder

factor comun, divizor comun
(mathematics) a number divisible by all the numbers that are below the line in a set of fractions

numitor comun, numitor
the smallest positive integer that is a common multiple of the denominators of two or more fractions

cel mai mic multiplu comun, cel mai mic denominator comun
(mathematics) a number representing the chances of something specific happening

probabilitate, şans
to guess the value, number, quantity, size, etc. of something without exact calculation

a estima, a aprecia
a sequence of numbers in which the difference between any two consecutive terms is constant

secvență aritmetică, succesiune aritmetică
the number of times a particular event occurs within a specific period or among a set of observations

frecvență, frecvența (în sens de număr de apariții)
(statistics) the way statistical data are arranged that shows the frequency in which the values of a variable are repeated

distribuție, distribuția statistică
a statistical measure that represents the middle value of a data set when the values are arranged in ascending or descending order

mediană, medie
having or involving two distinct modes, peaks, or most frequent values

bimodal, bimodală
a measure of how much the values in a set typically differ from the average

deviație standard, abatere standard
the range within which the true value is expected to fall, accounting for potential inaccuracies in measurement or sampling

marjă de eroare, interval de incertitudine
occurring in such a way that each possible outcome has a certain probability of occurring, but the specific outcome cannot be predicted with certainty

aleatoriu, la întâmplare
a straight line drawn through a set of data points on a graph to represent the general direction or pattern of the data

linie de tendință, linie de trend
a type of statistical chart consisting of dots that represent individual data points

grafic cu puncte, diagramă cu puncte
a mathematical representation that describes the relationship between two or more variables using a linear equation

model liniar, model de regresie liniară
