Single Variable Statistics

What is the value of the upper quartile (Q3)?

• 3

• 8

• 10

• 15

Which city, Nashville or Dallas, has the smallest minimum temperature?

• Nashville

• Dallas

Which city, Nashville or Dallas, has the lowest Q1?

• Nashville

• Dallas

What is the interquartile range (IQR) of the data set?

• 20

• 25

• 5

• 10

What is the MEDIAN of this data

• 95

• 90

• 100

• 40

Each dot represents 1 day. How many days were recorded?

• 9

• 21

• 20

• 105

Which interval shows the greatest number of pets?

• 15-19

• 0-4

• 5-9

• 10-14

How many cities have temperatures between 70 degrees and 99 degrees?

• 44

• 34

• 26

• 62

What is an interval?

• single number

• range of numbers

• percentage

• total amount

The shelf life of a particular dairy product is normally distributed with a mean of 12 days and a standard deviation of 3 days.

About what percent of the products last between 12 and 15 days?

• 68%

• 34%

• 16%

• 2.5%