Nelson EducationSchoolMathematics 7  
Surf for More MathLesson 2  Avoiding Bias in Data Collection
Use the following Web sites to encourage students to have fun on the Web while learning about avoiding bias in data collection. GoalUnderstand different ways to collect data and analyze bias in datacollection methods. Builds UponStudent Book pages 8487 Instructions for UseProblem Solving With Data offers students a list of ways to collect display, and draw conclusions about data. To use Problem Solving With Data, simply read through the Web page.
Statistics! Power from Data  Sampling Error offers students methods Statistics Canada uses to collect data. To use Statistics! Power from Data  Sampling Error, read through the Web page to understand different ways to collect data and analyze bias.
Statistics! Power from Data  NonSampling Error offers students methods Statistics Canada uses to collect data. To use Statistics! Power from Data  NonSampling Error, read through the Web page to understand different ways to collect data and analyze bias. 

