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
Rewrite the expression.
Step 3.3
Multiply by .
Step 3.4
Simplify the denominator.
Step 3.4.1
Expand to .
Step 3.4.2
Multiply by .
Step 3.5
Divide by .