Coffee and Tea Survey Analysis

The video tutorial explains how to analyze survey data using a Venn diagram. It starts by introducing a survey of 200 people about their morning beverage choices: tea only, coffee only, both, or neither. The tutorial organizes the data into a Venn diagram, showing how to place individuals based on their responses. It calculates the number of people who drink neither beverage and answers questions about the number of tea and coffee drinkers. The tutorial concludes with a summary of the results, emphasizing the importance of data organization and analysis.

What was the total number of people surveyed about their morning beverage preferences?

• 250

• 200

• 150

• 100

How many people reported drinking only tea in the morning?

• 66

• 36

• 46

• 56

In the Venn diagram, where are the people who drink only coffee placed?

• Outside both sets

• In the coffee set

• In the intersection

• In the tea set

How many people drink both coffee and tea?

• 68

• 58

• 78

• 88

What is the total number of people who drink neither coffee nor tea?

• 15

• 20

• 25

• 10

How many people drink tea in the morning according to the Venn diagram?

• 94

• 104

• 114

• 124

What is the sum of people who drink only tea and those who drink both beverages?

• 124

• 114

• 104

• 94

How many people drink coffee in the morning?

• 144

• 134

• 164

• 154

What is the total number of people who drink only coffee and those who drink both beverages?

• 164

• 154

• 144

• 134

How many people surveyed drink neither tea nor coffee?

• 25

• 20

• 15

• 10