Statistics
Grouped Data
Interactive practice questions
What would be the most appropriate way of representing data from:
a
A survey conducted of $1000$1000 people, asking them how many languages they speak?
Leaving the data ungrouped and constructing a frequency table
A
Grouping the responses and constructing a frequency table
B
b
A survey conducted of $1000$1000 people, asking them how many different countries they know the names of?
Grouping the responses and constructing a frequency table
A
Leaving the data ungrouped and constructing a frequency table
B
Easy
< 1min
Find the class centre for the class interval $\left(12-20\right)$(12−20)
Easy
< 1min
Find the class centre for the class interval $17$17-$22$22.
Easy
< 1min
Some data is grouped into class intervals.
Easy
< 1min
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