Joint Marginal and 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

Which demographic is more likely to choose basketball as their favorite sport?

• Males

• Females

• Males and Females have the same probability of choosing basketball.

• Can't be determine from the chart alone.

The ratio of a joint relative frequency to a related marginal relative frequency in a two-way table.

• Conditional Relative Frequency

• Joint Relative Frequency

• Marginal Relative Frequency

• Relative Frequency

What percentage of the people are women and drive SUV's?

• 56.25%

• 75%

• 83.25%

• 86.5%

According to the two-way table, a person who plays an instrument is most likely to:

• Not play an instrument

• Not play a team sport

• Play a team sport

• All of the above

Your teacher asked "What percentage of girls have blonde hair?"

What type of relative frequency is the teacher asking for?

• Conditional Relative Frequency

• Joint Relative Frequency

• Marginal Relative Frequency

What is the probability that a student does play a sport given they do not play an instrument? 

• .2

• .2222

• .10

• .5

What is the probability that the person picked will be a boy given they speak german? 

• .7273

• .4

• .16

• .22

P(Sandals|Pants):

• 4/20

• 6/15

• 1/2

• 2/7