Frequency Distributions (Including Plots)

Which pet was chosen by 2 people?

• Dog

• Cat

• Lizard

• Hamster

How many people voted altogether? 12 + 7 + 6 + 3 + 2 + 1 + 1 + 3 =

• 35

• 34

• 36

• 33

table that shows classes and counts

• frequency distribution

• lower class limit

• upper class limit

• class width

• range

largest number that can belong to a class

• frequency distribution

• lower class limit

• upper class limit

• class width

• range

distance between consecutive lower limits or consecutive upper limits

• frequency distribution

• lower class limit

• upper class limit

• class width

• range

sum of the frequency for a class and the others before it

• frequency distribution

• midpoint

• relative frequency

• cumulative frequency

• range

numbers that separate classes without forming gaps

• frequency histogram

• class boundaries

• frequency polygon

• relative frequency histogram

line graph that shows continuous change in frequencies

• frequency histogram

• class boundaries

• frequency polygon

• relative frequency histogram

smallest number that can belong to a class

• frequency distribution

• lower class limit

• upper class limit

• class width

• range

The table above shows a cumulative frequency distribution of runners' ages. According to the table, how many runners are in their forties?

• 25

• 7

• 6

• 10