Joint Marginal and Conditional Relative Frequency with Percents

Which of the frequencies uses the ratio of a sum of the frequencies?

• Joint Relative Frequency

• Conditional Relative Frequency

• Marginal Relative Frequency

What is joint relative frequency?

• -The ratio of the frequency in a particular category and the total number of data values.

• -The ratio of the sum of the joint relative frequency in a row or column and the total number of data values.

• -The ratio of a joint relative frequency and related marginal relative frequency.
  

Of the 400 total people surveyed, 5% of them bought water and no food. This is an example of_____.

• Joint Frequency

• Marginal Frequency

• Joint Relative Frequency

• Marginal Relative Frequency

• Conditional Relative Frequency

Of the 200 people who bought soda, 25% of them also bought a hot dog. This is an example of_________.

• Joint Frequency

• Marginal Frequency

• Joint Relative Frequency

• Marginal Relative Frequency

• Conditional Relative Frequency

Which of these values below is a marginal frequency?

• 182

• 120

• 46

• 10

Which of the values below is a joint frequency?

• 400

• 200

• 182

• 4

The number of people who purchased a hot dog and a soda is an example of ___________.

• Marginal Frequency

• Joint Frequency

• Marginal Relative Frequency

• Joint Relative Frequency

• Conditional Relative Frequency

Of the 400 people who purchased concessions, 50% of them bought a soda. This is an example of

• Joint Frequency

• Marginal Frequency

• Joint Relative Frequency

• Marginal Relative Frequency

• Conditional Relative Frequency

Which of the following formulas will correctly calculate the percentage of males who prefer basketball?

• 15 / 48 * 100

• 48 / 15 * 100

• 15 / 48

• 48 / 15

The annual "Totally Fictional Marathon" has 100 participants. Of those 100 participants, 50% of them are wearing a blue shirt. Of all participants wearing a blue shirt, 40% of them are also wearing a hat. How many participants are wearing a blue shirt and a hat?

• 40

• 30

• 20

• 10