# Statistics Examples

Step 1

Evaluate using the formula .

Step 2

Subtract from .

Step 3

Step 3.1

Rewrite as .

Step 3.2

Cancel the common factor of .

Step 3.2.1

Cancel the common factor.

Step 3.2.2

Divide by .

Step 3.3

Multiply by .

Step 1

Evaluate using the formula .

Step 2

Subtract from .

Step 3

Step 3.1

Rewrite as .

Step 3.2

Cancel the common factor of .

Step 3.2.1

Cancel the common factor.

Step 3.2.2

Divide by .

Step 3.3

Multiply by .

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