Relative Frequency Distributions

How many students play an instrument and play a team sport?

• 3
• 8
• 2
• 11

How many total students took the survey?

• 10
• 9
• 11
• 20

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

According to the table, what is the relative frequency of Students ages 14 - 17 who skip breakfast? (Hint: Relative frequency = Amount/Total x 100%)

• About 27%
• About 35%
• About 15%
• About 30%

According to the table, what is the relative frequency of students ages 10 - 13 who eat breakfast?
(Hint: Relative frequency = Amt / Total x 100%)

• About 33%
• About 50%
• About 40%
• About 44%

According to the table, a student ages 14 - 17 is most likely to:

• Skip breakfast
• Eat breakfast

Using the table, calculate the conditional frequency of 'Rains' and 'Forecast no rain' (Hint: Conditional frequency (by row) = Amt / Total of Row x 100%)

• About 20%
• About 18%
• About 14%
• About 12%

Of the times when rain was forecast, give the conditional frequency (by column) of 'Rain'. (Hint: Conditional frequency (by column) = Amt /Total of Column x 100%)

• About 90%
• About 50%
• About 70%
• About 80%

According to the table, when no rain is forecast, it will most likely: 

• Rain
• Not rain