VCE Further Maths. Chapter Two-Bivariate Data \\Servernas\Year 12\Staff Year 12\LI Further Maths. Looking at the relationship of two variables. Dependent variable (y) Independent variable (x) In a relationship, the variable that “depend” on the other is referred as the dependent variable.
VCE Further Maths
Chapter Two-Bivariate Data
\\Servernas\Year 12\Staff Year 12\LI Further Maths
The median height increases from Year 9 to Year 11. There is greater variation in 9A’s distribution than in 10A’s. There is a wide range of heights in the lower 25% of the distribution of 9A’s distribution. There is a greater variation in 11A’s distribution than in 10A’s, with a wide range of heights in the top 25% of the 11A distribution.
Example: In a survey, 139 women and 102 men were asked whether they approved or disapproved of a proposed freeway. Thirty-seven women and 79 men approved of the freeway. Display these data in a two-way table (not as percentages).