Calculators & Converters

    What is 4 CHOOSE 1 or 4C1?

    nCr - Combination Calculator

    4 CHOOSE 1 = 4 possible combinations.
    4 is the total number of all possible combinations for choosing 1 elements at a time from 4 distinct elements without considering the order of elements in statistics & probability surveys or experiments. The number of combinations for sample space 4 CHOOSE 1 can also be written as 4C1 in the format of nCr or nCk.

    n CHOOSE knCkCombinations
    3 CHOOSE 13C13
    3 CHOOSE 23C23
    3 CHOOSE 33C3
    4 CHOOSE 14C14
    4 CHOOSE 14C14
    4 CHOOSE 24C26

    How to Find 4C1 or 4 CHOOSE 1?

    The below is the complete work with step by step calculation for 4 CHOOSE 1 may helpful for grade school students to learn how find all possible combinations of 4C1 for sample space S in the statistical experiment or to solve the combinations worksheet problems by just changing the corresponding input values of this 4 CHOOSE 1 calculator.

    Workout :
    step 1 Address the formula, input parameters & values
    n = 4
    k = 1
    Find what is 4 CHOOSE 1?

    step 2 Substitute n and r values in below nCk formula

    nCk = n!/k! (n - k)!
    4 CHOOSE 1 =4!/1! (4 - 1)!

    step 3 Find the factorial for 4!, 1! & 3!, substitute the corresponding values in the below expression and simplify.

    4C1 = 4!/1! (3)!

    =1 x 2 x 3 x 4/(1) (1 x 2 x 3)

    4 total possible combinations for 4 CHOOSE 1

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