ACT 수학 및 평가 - 산술 및 통계

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

정수

a part of a whole number, such as ½

분수

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

소수

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

평균

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

평균의

a combination of a whole number and a proper fraction

혼합수

a number greater than 1 with only two devisors which can be itself or 1

소수

a number that can be expressed as the fraction of two integers

유리수

a number incapable of being expressed as a ratio of two integers

비유리수

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

복소수

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

실수

any positive number without fractions or decimals, including zero

정수

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

루트

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

범위

a correct answer to a problem in mathematics or a puzzle

해결책

the result of multiplying two or more numbers or quantities together

곱

(mathematics) one of the numbers that another number can be divided by

인수

(mathematics) an amount that is shown by a sign or letter

값

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

부등식

(mathematics) a statement indicating the equality between two values

방정식

having the least or smallest amount possible

최소한의

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

지수

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

산술 수열

having the quality of being divided, especially by a number

나눌 수 있는

to multiply a value or number by itself

제곱하다

a fraction where the the top number is greater than or equal to the equal to the bottom number

부적절한 분수

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

몫

the constant ratio between consecutive terms

공비

a number that is a multiple of two or more given numbers

공통 배수

a number that divides exactly into two or more given numbers without leaving a remainder

공통 인수

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

공통 분모

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

최소 공배수

(mathematics) a number representing the chances of something specific happening

확률

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

중앙값

the value that appears most frequently in a data set

모드

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

이분 모드의

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

추정하다

the number of times a particular event occurs within a specific period or among a set of observations

빈도

(statistics) the way statistical data are arranged that shows the frequency in which the values of a variable are repeated

분포

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

표준 편차

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

오차 범위

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

무작위의

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

추세선

a type of statistical chart consisting of dots that represent individual data points

점 플롯

a mathematical representation that describes the relationship between two or more variables using a linear equation

선형 모델