ACT Matemática e Avaliação - Aritmética e Estatística
Aqui você aprenderá algumas palavras em inglês relacionadas à aritmética e estatística, como "estimativa", "mediana", "divisível", etc., que o ajudarão a acertar seus ACTs.
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any number without fractions or decimals, including positive numbers, negative numbers, and zero
inteiro
(mathematics) a number less than one, called a fraction, that is represented as a period followed by the number of tenths, hundredths, etc.
decimal
(mathematics) the average value of a set of quantities calculated by adding them, and dividing them by the total number of the quantities
média
calculated by adding a set of numbers together and dividing this amount by the total number of amounts in that set
médio
a combination of a whole number and a proper fraction
número misto
a number greater than 1 with only two devisors which can be itself or 1
número primo
a number that can be expressed as the fraction of two integers
número racional
a number incapable of being expressed as a ratio of two integers
número irracional
a number that has both a real part and a part involving a unit that, when squared, gives a negative result
número complexo
any number that can be found on the number line, including both positive and negative numbers, zero, and fractions
número real
any positive number without fractions or decimals, including zero
número inteiro
a value that, when multiplied by itself a specified number of times, results in the given number
raiz
the difference between the highest and lowest values in a set of numbers
faixa
the result of multiplying two or more numbers or quantities together
produto
(mathematics) one of the numbers that another number can be divided by
fator
a statement that compares two quantities, expressions, or values and indicates their relative sizes
desigualdade
(mathematics) a statement indicating the equality between two values
equação
a mathematical expression where a number is multiplied by itself a certain number of times determined by a variable
exponencial
a sequence of numbers in which the difference between any two consecutive terms is constant
sequência aritmética
a fraction where the the top number is greater than or equal to the equal to the bottom number
fração imprópria
the result obtained by dividing one quantity or number by another, expressed as the outcome of a division operation
quociente
a number that is a multiple of two or more given numbers
múltiplo comum
a number that divides exactly into two or more given numbers without leaving a remainder
fator comum
(mathematics) a number divisible by all the numbers that are below the line in a set of fractions
denominador comum
the smallest positive integer that is a common multiple of the denominators of two or more fractions
mínimo múltiplo comum
(mathematics) a number representing the chances of something specific happening
probabilidade
a statistical measure that represents the middle value of a data set when the values are arranged in ascending or descending order
mediana
having or involving two distinct modes, peaks, or most frequent values
bimodal
to guess the value, number, quantity, size, etc. of something without exact calculation
estimar
the number of times a particular event occurs within a specific period or among a set of observations
frequência
(statistics) the way statistical data are arranged that shows the frequency in which the values of a variable are repeated
distribuição
a measure of how much the values in a set typically differ from the average
desvio padrão
the range within which the true value is expected to fall, accounting for potential inaccuracies in measurement or sampling
margem de erro
occurring in such a way that each possible outcome has a certain probability of occurring, but the specific outcome cannot be predicted with certainty
aleatório
a straight line drawn through a set of data points on a graph to represent the general direction or pattern of the data
linha de tendência
a type of statistical chart consisting of dots that represent individual data points
diagrama de pontos
a mathematical representation that describes the relationship between two or more variables using a linear equation
modelo linear