Math  /  Data & Statistics

QuestionWhat is the mean of the following numbers? 2,4,9,52, \quad 4, \quad 9, \quad 5

Studdy Solution

STEP 1

1. The set contains four numbers: 2,4,9,5 2, 4, 9, 5 .
2. The mean is calculated by summing all numbers and dividing by the count of numbers.

STEP 2

1. Sum all the numbers.
2. Divide the sum by the count of numbers.

STEP 3

List the numbers:
2,4,9,5 2, 4, 9, 5

STEP 4

Calculate the sum of the numbers:
2+4+9+5=20 2 + 4 + 9 + 5 = 20

STEP 5

Count the numbers:
There are 4 numbers.

STEP 6

Divide the sum by the count of numbers to find the mean:
204=5 \frac{20}{4} = 5
The mean is:
5 \boxed{5}

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