Topic 14.6: Relative Frequency

Draw

In a survey of 50 people, 23 individuals answered that their favorite ice cream flavor was vanilla. What was the relative frequency of individuals who chose vanilla? Express your answer as a ratio and a percent.

Draw

A group of people surveyed were asked whether they have a gym membership and if they floss regularly. Complete each blank space in the two-way table.

Fill in the Blanks

Of the people surveyed, what is the relative frequency of people who floss regularly as a ratio?

Fill in the Blanks

Of the people surveyed, what is the relative frequency of people who floss regularly as a percent?

Fill in the Blanks

Of the people who own a gym membership, what is the relative frequency of people who floss regularly as a ratio?

Fill in the Blanks

Of the people who own a gym membership, what is the relative frequency of people who floss regularly as a percent?

Fill in the Blanks

Does there seem to be a relationship between people who own a gym membership and people who floss regularly? Explain.

Draw

Liz wanted to see if there was any association between people who have kids and people who have pets. The two-way table shows her results from a survey.

Fill in the Blanks

Of the people who were surveyed, what is the relative frequency of people who have pets?

Fill in the Blanks

Of the people who have kids, what is the relative frequency of people who have pets?

Fill in the Blanks

Of the people who do not have kids, what is the relative frequency of people who have pets?

Fill in the Blanks

Does there seem to be any association between people who have kids and people who have pets? Explain.

Poll

How do you feel about today's lesson?

• +

  I understood this so well, I could teach the class!

• ✓

  I feel pretty good but need a little more practice.

• -

  I have no idea what we just learned and will need help during PRIDE.