ACT Математика и оценка - Арифметика и статистика
Здесь вы выучите некоторые английские слова, связанные с арифметикой и статистикой, такие как «оценка», «медиана», «делимый» и т. д., которые помогут вам улучшить свои навыки ACT.
Обзор
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Правописание
Тест
any number without fractions or decimals, including positive numbers, negative numbers, and zero
целое число
(mathematics) a number less than one, called a fraction, that is represented as a period followed by the number of tenths, hundredths, etc.
десятичный
(mathematics) the average value of a set of quantities calculated by adding them, and dividing them by the total number of the quantities
среднее
calculated by adding a set of numbers together and dividing this amount by the total number of amounts in that set
средний
a combination of a whole number and a proper fraction
смешанное число
a number greater than 1 with only two devisors which can be itself or 1
простое число
a number that can be expressed as the fraction of two integers
рациональное число
a number incapable of being expressed as a ratio of two integers
иррациональное число
a number that has both a real part and a part involving a unit that, when squared, gives a negative result
комплексное число
any number that can be found on the number line, including both positive and negative numbers, zero, and fractions
реальное число
any positive number without fractions or decimals, including zero
целое число
a value that, when multiplied by itself a specified number of times, results in the given number
корень
the difference between the highest and lowest values in a set of numbers
диапазон
a correct answer to a problem in mathematics or a puzzle
решение
the result of multiplying two or more numbers or quantities together
произведение
(mathematics) one of the numbers that another number can be divided by
фактор
a statement that compares two quantities, expressions, or values and indicates their relative sizes
неравенство
(mathematics) a statement indicating the equality between two values
равнение
a mathematical expression where a number is multiplied by itself a certain number of times determined by a variable
экспоненциальная
a sequence of numbers in which the difference between any two consecutive terms is constant
арифметическая последовательность
having the quality of being divided, especially by a number
делимый
a fraction where the the top number is greater than or equal to the equal to the bottom number
неправильная дробь
the result obtained by dividing one quantity or number by another, expressed as the outcome of a division operation
частное
a number that is a multiple of two or more given numbers
общий кратное
a number that divides exactly into two or more given numbers without leaving a remainder
общий множитель
(mathematics) a number divisible by all the numbers that are below the line in a set of fractions
общий знаменатель
the smallest positive integer that is a common multiple of the denominators of two or more fractions
наименьшее общее кратное
(mathematics) a number representing the chances of something specific happening
вероятность
a statistical measure that represents the middle value of a data set when the values are arranged in ascending or descending order
медиана
having or involving two distinct modes, peaks, or most frequent values
двумодальный
to guess the value, number, quantity, size, etc. of something without exact calculation
оценивать
the number of times a particular event occurs within a specific period or among a set of observations
частота
(statistics) the way statistical data are arranged that shows the frequency in which the values of a variable are repeated
распределение
a measure of how much the values in a set typically differ from the average
стандартное отклонение
the range within which the true value is expected to fall, accounting for potential inaccuracies in measurement or sampling
погрешность
occurring in such a way that each possible outcome has a certain probability of occurring, but the specific outcome cannot be predicted with certainty
случайный
a straight line drawn through a set of data points on a graph to represent the general direction or pattern of the data
линия тренда
a type of statistical chart consisting of dots that represent individual data points
точечный график
a mathematical representation that describes the relationship between two or more variables using a linear equation
линейная модель