Math Data Statistics

Find the lower quartile (Q1) of the following set of scores 6, 7, 8, 9, 11, 13, 15

• 13

• 7

• 9

• 6

Find the IQR (Q3 - Q1)  of the data

20, 22, 25, 29, 31

• 30

• 21

• 25

• 9

Values that divide a data set into four equal parts.

• Interquartile Range

• Outliers

• First Quartile

• Quartiles

What is the mode of the dot plot?

• 8

• 9

• 1

• 2

The distance between the greatest number and the least number in a set of data.

• Mean 

• Median

• Range

• Mode

Find the median of these numbers:
2, 3, 4, 5, 5, 7

• 4

• 5

• 4.5

• 6

If you score 76, 85, 97, and 83 on your math tests, what would your median score be?

• 84

• 90

• 85

• 88

33, 25, 42, 25, 31, 37, 46, 29, 38
What is the interquartile range of the data?

• 8

• 9

• 13

• 21

What is the mean of this set of data?

2, 15, 7

• 24

• 3

• 6

• 8