Histograms GCSE

What kind of graph is this?

• Histogram

• Box plot

• Frequency polygon

• Bar Chart

What type of graph is this?

• Bar Graph

• Line Plot

• Pictograph

• UNSURE

How do you find frequency density? 

• Frequency x Group Size
• Frequency / Group Size
• Group size / frequency 

Elliot says almost everyone arrived at the party after 10:00 P.M., but Nancy thinks most people came earlier. When did a majority of the people arrive? 

• 7:00-7:59 P.M.
• 8:00–8:59 P.M.
• 9:00–9:59 P.M.
• 10:00–10:59 P.M. 

• 63

• 56

• 53

• 43

• 17

• 10

• 83

• 50

• 36

• 18

• 30

• 23

• 5

• 95

• 57

• 3

• 36

• 45

• 27

• 35

Estimate the % of students who spent between 25 and 45 minutes on homework

• 32

• 33

• 44

• 38