Measures of Center and Shapes of Distribution

Front

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

Back

Skewed right.

Front

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

Back

Skewed left.

Front

Which measure of center is less affected by outliers, mean or median?

Back

Median.

Tags

CCSS.HSS.ID.A.2

CCSS.6.SP.B.5D

Front

What is the median in a data set?

Back

The median is the middle value when the data set is ordered.

Tags

CCSS.6.SP.B.5C

Front

What is the mean in a data set?

Back

The mean is the average of all values in the data set.

Tags

CCSS.6.SP.B.5C

Front

When is the median a better measure of center than the mean?

Back

When the data set is skewed.

Tags

CCSS.HSS.ID.A.2

CCSS.6.SP.B.5D

Front

If a data set is skewed right, which measure of center is typically higher?

Back

Mean.

Tags

CCSS.HSS.ID.A.2

CCSS.6.SP.B.5D

Front

If a data set is skewed left, which measure of center is typically lower?

Back

Mean.

Tags

CCSS.HSS.ID.A.2

CCSS.6.SP.B.5D

Front

What does it mean if a distribution is symmetric?

Back

The left and right sides of the distribution are mirror images.

Front

How do you find the median in an even-numbered data set?

Back

Average the two middle values.

Tags

CCSS.6.SP.B.5C