6.12AB - Shape, Spread, and Distribution

Front

What measure best describes the center of the data distribution?

Back

Median: The value that separates the higher half from the lower half of the data set. It is used when data is skewed.

Front

What is the shape of a distribution that has a longer tail on the right side?

Back

Skewed Right: A distribution where most values are concentrated on the left, with a tail extending to the right.

Front

What is the shape of a distribution that has a longer tail on the left side?

Back

Skewed Left: A distribution where most values are concentrated on the right, with a tail extending to the left.

Front

What does a uniform distribution look like?

Back

Uniform: A distribution where all outcomes are equally likely, resulting in a flat shape.

Front

What does a symmetrical distribution indicate?

Back

Symmetrical: A distribution where the left and right sides are mirror images of each other.

Front

What is the mean?

Back

Mean: The average of a set of numbers, calculated by adding all values and dividing by the number of values.

Front

When should you use the median instead of the mean?

Back

Use the median when the data is skewed or has outliers, as it better represents the center.

Front

What is the range in a data set?

Back

Range: The difference between the highest and lowest values in a data set.

Front

What does it mean if a distribution is bimodal?

Back

Bimodal: A distribution with two different modes or peaks, indicating two prevalent values.

Front

What is a mode in a data set?

Back

Mode: The value that appears most frequently in a data set.