Grade D – 2 way tables Tina records this data in a survey about how students travel to school. (a)...

Post on 28-Mar-2015

212 views 0 download

Transcript of Grade D – 2 way tables Tina records this data in a survey about how students travel to school. (a)...

Grade D – 2 way tables

Tina records this data in a survey about how students travel to school.

(a) Complete a two-way table to show Tina’s data. (2 marks)

(b) Tina looks at her data.

She says it shows that girls are more likely to walk to school than boys. Is this true? Give a reason for your answer.(2 marks)

Gender Method of travel

Gender Method of travel

Girl Bus Boy Car

Boy Walk Girl Bike

Girl Car Boy Walk

Boy Bus Girl Walk

Girl Walk Girl Walk

Grade D – 2 way tables - answers

Tina records this data in a survey about how students travel to school.

(a)Complete a two-way table to show Tina’s data. (2 marks)

(b) Tina looks at her data.

She says it shows that girls are more likely to walk to school than boys. Is this true? Give a reason for your answer.

No, half the boys and half the girls walk so they are equally likely (2 marks)

Bus Walk Car Bike

Girl 1 3 1 1

Boy 1 2 1 0

Grade D – 2 way tablesJane conducts a survey of the favourite colours of the students in her class. She records the results.

Male Red Female Yellow

Male Yellow Female Red

Male Red Female Green

Female Green Female Green

Female Red Male Red

Male Green Male Yellow

Male Green

Record the results in a two-way table. (3 marks)