Calculating Totals in Two-Way Tables

The video tutorial explains how to use two-way tables to represent two types of information, such as gender and subject studied. It demonstrates how to calculate missing values in these tables using given data, with examples involving sciences, humanities, and arts. The tutorial emphasizes the importance of verifying calculations to ensure data accuracy.

What is the primary purpose of a two-way table?

• To display data in a pie chart

• To calculate averages

• To represent two different types of information

• To represent a single type of information

How can you find missing numbers in a two-way table?

• By guessing

• By asking a friend

• By using the given information

• By using a calculator

If there are 46 people studying sciences and 24 are female, how many are male?

• 20

• 22

• 24

• 26

What is the total number of people studying sciences if 24 are female and 22 are male?

• 48

• 44

• 50

• 46

What is the total number of females if 74 females are there and 24 study sciences?

• 25

• 74

• 49

• 50

How many people study arts if the total is 162 and 106 are in other subjects?

• 56

• 60

• 50

• 46

What is the total number of people if 46 study sciences, 60 study humanities, and 56 study arts?

• 182

• 162

• 172

• 152

If 60 people study humanities and 25 are women, how many are men?

• 40

• 25

• 35

• 30

How many men study arts if 56 people study arts and 25 are women?

• 31

• 25

• 35

• 30

If 25 women study humanities, what is the total number of people studying humanities?

• 50

• 70

• 60

• 80