Unit 1- Inferences Vocabulary

Which shows a box & whisker plot.

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What is frequency?

• The number of times a particular event or item appears in a set of data.

• A measure of spread equal to the upper quartile (Q3) minus the lower quartile (Q1) in a data set.

• Highest or greatest amount or value

• To get data from part of a group and use it to give information about the whole group

Which display shows a histogram?

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What is IQR (Inter-Quartile Range)?

• The difference between Q1 and Q2.

• The difference between Q2 and Q3.

• The difference between Q1 and Q3.

• The difference between the minimum and maximum?

The greatest value in a data set is called the...

• maximum value.

• minimum value.

• optimum value.

• median value.

How do you find the mean of a data set?

• Add all the values then divide the total by the number of values.

• Add all the values then divide by 2.

• Multiply and divide all the values.

• Order the values from least to greatest and divide them.

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

The average of a data set is also known as the

• Mode

• Median

• Mean

• Range

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Measures that describe a data set by identifying the

middlemost value by a single number, usually using a mean, median or mode, are called

• Measures of Central Tendency

• Measures of Spread

• Measures of Medians

• Measures of Averages

Measures that describe how scattered the values in a data set are, commonly described using ranges, quartiles, percentiles, and the five number summary, are called

• Measures of Spread/Variation

• Measures of Center

• Measures of Range

• Measures of Box Plots

What is the middle value in a data set that has been ordered from least to greatest?

• Mode

• Median

• Mean

• Q1

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5