# Statistics Examples

, ,

Step 1

The z-score converts a non-standard distribution to a standard distribution in order to find the probability of an event.

Step 2

Step 2.1

Fill in the known values.

Step 2.2

Simplify the expression.

Step 2.2.1

Simplify the numerator.

Step 2.2.1.1

Multiply by .

Step 2.2.1.2

Subtract from .

Step 2.2.2

Divide by .