Mean, Mode, Median, and Iqr

First step to finding the median is to order the numbers from least to greatest?

• True

• False

How do you calculate the IQR?

• Q2 - Q1

• Q1 - Q3

• Q3 - Q2

• Q3 - Q1

What is the definition of the mean?

• The middle number

• The difference between the highest and lowest numbers

• The average

• The number that occurs the most

Median is the

• data

• average

• most frequent

• middle of the numbers

Find the mean.

• 8

• 7

• 9

• 10

is the same as the ______

• Mean

• Median

• Mode

• Range

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

• True

• False

What is the IQR of the following data set:

• 5

• 7

• 6

• There is not enough information

What is the IQR of the following Data Set:

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

• Q1:35

  Q2: 39

  Q3: 46

  IQR: 46 - 35 = 11

• Q1: 35

  Q2: 39

  Q3: 48

  IQR: 48 - 35 = 13

• Q1: 35

  Q2: 39

  Q3: 44

  IQR: 44 - 35 = 9

• Q1: 35

  Q2: 39

  Q3:46

  IQR: 39 - 35 = 4

Find the Mean Absolute Deviation: 10, 9, 3, 8, 10. The Mean is 8

• 5

• 2

• 3

• 1