Measures of Center and Variability (7thDPS11,12)

Front

What is the maximum value in the set: 68, 98, 85, 93?

Back

98

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Front

What does it mean for a dot plot to be symmetric?

Back

A dot plot is symmetric if the left and right sides are mirror images of each other.

Front

What is the Interquartile Range (IQR)?

Back

The IQR is the difference between the first quartile (Q1) and the third quartile (Q3) in a data set.

Tags

CCSS.6.SP.B.5C

Front

How do you find the IQR if Q1 is 20 and Q3 is 35?

Back

IQR = Q3 - Q1 = 35 - 20 = 15.

Tags

CCSS.6.SP.B.5C

Front

What is the median of the following set: 3, 5, 7, 9, 11?

Back

The median is 7.

Tags

CCSS.6.SP.B.5C

Front

How do you find the median of an even set of numbers?

Back

Add the two middle numbers and divide by 2.

Tags

CCSS.6.SP.B.5C

Front

What is the median of the following set: 2, 4, 6, 8?

Back

The median is (4 + 6) / 2 = 5.

Tags

CCSS.6.SP.B.5C

Front

What is the definition of variability in statistics?

Back

Variability refers to how spread out or dispersed the values in a data set are.

Tags

CCSS.6.SP.A.3

Front

What is a dot plot?

Back

A dot plot is a simple way to display data using dots to represent values.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Front

What does it mean if a data set has a high variability?

Back

It means the data points are spread out over a wider range of values.

Tags

CCSS.6.SP.A.3