Normal Curve

Front

What is Standard Deviation?

Back

A measurement of how much data varies from the average.

Front

What is the mean in a normal distribution?

Back

The average value around which the data is distributed.

Front

What is a characteristic of a normal distribution?

Back

It is symmetrical and bell-shaped.

Front

What does it mean if a distribution is continuous?

Back

It means that the data can take any value within a given range.

Front

What percentage of data falls within one standard deviation of the mean in a normal distribution?

Back

Approximately 68%.

Front

What percentage of data falls between the mean and one standard deviation above the mean?

Back

Approximately 34%.

Front

What is the relationship between mean and median in a normal distribution?

Back

The mean is equal to the median.

Front

What is the empirical rule in statistics?

Back

It states that for a normal distribution, about 68% of data falls within one standard deviation, 95% within two, and 99.7% within three standard deviations.

Front

What is a bell curve?

Back

A graphical representation of a normal distribution, shaped like a bell.

Front

What does it mean if a distribution is skewed?

Back

It means that the data is not symmetrically distributed and leans towards one side.