Mean, Median, Range, Mode, Q1, Q3, and Iqr

Read the definition and match each word to the correct box.

• Median

• Measure of center that lies in the middle of a set of data arranged in order

• Mean

• Measure of variation that represents the spread of a set of data.

• Range

• Measure of center that represents the fair share of a set of data.

• Mode

• Measure of center that occurs most often in a data set.

is the median (middle) of the lower half of the data values.

• True

• False

IQR = Q3 - Q1

• True

• False

What is the Q1, Q2, and Q3 of the following data set?

4, 5, 6, 8, 9, 10, 11

• Q1: 4

  Q2: 8

  Q3: 11

• Q1: 5

  Q2: 8

  Q3: 10

• Q1: 4

  Q2: 5

  Q3: 6

What is the IQR of the following Data Set:

32, 35, 35, 36, 39, 40, 44, 48, 49

• Q1: 35

  Q2: 39

  Q3: 46

  IQR: 46 - 35 = 11

• Q1: 35

  Q2: 39

  Q3: 44

  IQR: 44 - 35 = 9

• Q1: 35

  Q2: 39

  Q3: 48

  IQR: 48 - 35 = 13

• Q1: 35

  Q2: 39

  Q3: 46

  IQR: 39 - 35 = 4

Find the Upper Quartile (Q3) of the following numbers:

84, 88, 72, 74, 98, 16, 94

• 72

• 88

• 94

• There is no Upper Quartile.

Find the IQR of the following numbers:
84, 88, 72, 74, 98, 16, 94 

• 78

• 22

• 16

• There is no IQR.

What is the IQR of this data set?

• 5

• 6

• 8

• 9

Which of the following is used to describe the distribution of the data?

• Outlier

• Range

• Measures of Variation

• Interquartile Range (IQR)

What 5 items are found when finding the Measures of Variation?

• mean, median, mode, range, IQR

• median, first quartile, third quartile, range, mode

• median, first quartile , third quartile, IQR, range

• mode, IQR, range, mean, first quartile