Teacher Delivery Guide Statistics 5.09 Linear Regression OCR Subject Content Stage 2 learners Stage 1 learners should… should additionally… Ref. 5.09 Linear Regression 5.09a Dependent and a) Understand the difference between an independent (or independent controlled) variable and a dependent (or response) variable. variables Includes appreciating that, in a given situation, neither parameter may be independent. 5.09b Calculation of the b) Understand the concepts of least squares and regression equation of the lines in the context of a scatter diagram. regression line 5.09c c) Be able to calculate, both from raw data and from summarised data, the equation of the regression line of y on x, where the independent variable (if any) is x. [The regression line of x on y is excluded.] 5.09d d) Understand the effect on a regression line of linear coding on one or both variables. 5.09e Use of the e) Be able to use, in the context of a problem, the regression regression line line of y on x to estimate a value of y, and be able to interpret in context the uncertainties of such an estimate. DISCLAIMER This resource was designed using the most up to date information from the specification at the time it was published. Specifications are updated over time, which means there may be contradictions between the resource and the specification, therefore please use the information on the latest specification at all times. If you do notice a discrepancy please contact us on the following email address:
Teacher Delivery Guide Statistics 5.09 Linear Regression OCR Ref. Subject Content Stage 1 learners should… Stage 2 learners should additionally… 5.09 Linear Regression 5.09a Dependent and independent variables a) Understand the difference between an independent (or controlled) variable and a dependent (or response) variable. Includes appreciating that, in a given situation, neither parameter may be independent. 5.09b Calculation of the equation of the regression line b) Understand the concepts of least squares and regression lines in the context of a scatter diagram. 5.09c c) Be able to calculate, both from raw data and from summarised data, the equation of the regression line of y on x, where the independent variable (if any) is x. [The regression line of x on y is excluded.] 5.09d d) Understand the effect on a regression line of linear coding on one or both variables. 5.09e Use of the regression line e) Be able to use, in the context of a problem, the regression line of y on x to estimate a value of y, and be able to interpret in context the uncertainties of such an estimate. DISCLAIMER This resource was designed using the most up to date information from the specification at the time it was published. Specifications are updated over time, which means there may be contradictions between the resource and the specification, therefore please use the information on the latest specification at all times. If you do notice a discrepancy please contact us on the following email address:
461021-section-5.09-linear-regression-delivery-guide.docx