Day 8 Quiz on Statistics

Another name for the "mean"

• Middle number
• Average
• Number that repeats the most
• Rude

What is the mean of the data set:
8.9, 9.4, 8.6, 9.1

• 8.5
• 8.9
• 9
• 9.1

What is the first thing you should do before finding the median or the mode?

• Start crossing numbers off
• Put numbers in order from least to greatest
• List the numbers how they are
• Look for repeats

What is the mode of the data set:
Black  Blue  Red
Pink  Black  Black
Gray  Green  Blue
Blue  Blue  Red
Yellow  Blue  Red

• Blue and Black
• Blue
• Red
• Black

Find the median of the data set:
18, 19, 17, 14, 20, 20, 15, 21

• 17
• 18.5
• 20
• 14

Find the median.
12, 5, 9, 18, 22, 25, 5

• 9
• 8
• 12
• 18

Find the mode:
5, 0, 9, 9, 3, 0, 5, 5, 4

• 9
• 5
• 3
• 7

Identify the following data display.

• Scatter Plot

• Stem and Leaf Plot

• Line Graph

• Pictograph

Identify the following data display.

• Relative Frequency Table

• Line Plot

• Frequency Table

• Scatter Plot

What type of graph is this?

• Bar Graph
• Histogram
• Line Plot