Maths-
General
Easy
Question
In a survey, customer select item A or item B. Item A is selected by 20 males 10 females. Of 20 customers who select item B, five are males.
Construct a two-way frequency table to organize the data.
Hint:
- Categories are labelled in the left column and top row.
- The counts are placed in the centre of the table.
- Totals appear at the end of each row and column.
- A sum of all counts (a grand total) is placed at the bottom right.
The correct answer is: 30,20,50
Answer:
- Two-way frequency table:
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