Associations between two categorical variables

Does there appear to be an association between the class of vehicle and its drive train?

• Yes. All classes of vehicles have similar proportions of drive trains.

• No. All classes of vehicles have similar proportions of drive trains.

• Yes. All classes of vehicles have differing proportions of drive trains.

• No. All classes of vehicles have differing proportions of drive trains.

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

100 men and 40 women are surveyed about their preferences. Is there an association between gender and past-time preferences?

• No. Men and women prefer the same activities at roughly the same rate.

• Yes. Men and women prefer the same activities at roughly the same rate.

• No. Men and women prefer the same activities at different rates.

• Yes. Men and women prefer the same activities at different rates.

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Which statement is true based on the segmented bar graph above?

• The number of kids with cell phones is about the same for ages 13-15 and 16-18

• About 75% of kids with cell phones are ages 13-15

• About 75% of kids age 13-15 have a cell phone

• 320 kids were involved in this survey

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Does there appear to be an association between gender and favorite sport?

• Yes, the segments all look about the same for the groups.

• No, the segments all look about the same for the groups.

• Yes, there appears to be a higher percentage of females who prefer baseball and a higher percentage of males prefer football.

• Yes, there appears to be about the same percentage of both males and females who prefer basketball.

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Identify the quantitative variable in the following scenario:

The position of a soccer player and the number of goals he scored during the season.

• The soccer player

• The season

• The position

• The number of goals scored

Tags

CCSS.7.EE.B.4

The Pew Research Center asked a random sample of 2024 adult cell-phone owners from the United States their age and which type of cell phone they own: iPhone, Android, or other (including non-smart phones). Use the information in the two-way table to make a segmented bar chart to show the relationship between age and type of cell phone.

Which of the following is the segmented bar chart?

• 
• 
• 
• You can't make a segmented bar chart for these variables!

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Write down the percentage of people in Australia who were aged 0 – 14 years in 2010.

Provide an integer to the nearest percentage.

We wish to investigate the relationship between the number seeds planted in a garden and the number of fruit grown. The explanatory variable (EV) is

• The number of fruit grown

• The amount of soil in the garden

• The number of hours spent watering the plants

• The number of seeds planted

Tags

CCSS.6.EE.C.9

We wish to investigate the relationship between the time spent shopping and the number of items bought. The response variable (RV) is

• The number of items bought

• The number of items at the shop

• The time spent shopping

• The time spent getting to the shops

Tags

CCSS.6.EE.C.9

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.5

Households consume much more electricity when the weather is warmer. What is the explanatory variable?

• Temperature

• Electricity

Tags

CCSS.6.EE.C.9