# Normal Distribution: Definition, Properties, Characteristics & Example

Instructions:

question 1 of 3

### You are creating a tree house and have made the doorway into the structure 71 inches tall. Suppose the average height of adult males is 68 inches with a standard deviation of 3 inches. What percentage of men will have to bend their heads to get into the house?

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### 2. A distribution of data has a mean of 15 and a standard deviation of 2. How many standard deviations away from the mean is a value of 13?

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Normal distribution is a way of distributing data, and you can ensure your proficiency with its use through this combination of assessments. Practice questions in the quiz will have you solve for variables in a number of real life situations based on standard deviation, as well as identifying properties of normal distribution.

## Quiz & Worksheet Goals

• Properties of the normal distribution
• Percentages based on standard deviations
• Solving for score based on standard deviation
• Probability calculations using standard deviations
• How many standard deviations a number is from the mean

## Skills Practiced

You will have a chance to exemplify your ability in:

• Problem solving - use acquired knowledge about standard deviation to solve practice problems
• Interpreting information - verify that you can read information regarding calculating probability and interpret it correctly
• Information recall - access the knowledge you've gained regarding finding percentages using standard deviation
• Reading comprehension - ensure that you draw the most important information from the related lesson on normal distribution and its properties