| Question: Linear regression can achieve which of the following | A. | allow us to predict someone’s statistical grade from their mathematical ability | B. | allow us to identify how much variable y will change if variable x changes | C. | allow us to predict that as the weather gets 30% colder, then the sales of sweaters will increase by 50%. | D. | all of the above | Answer» a. allow us to predict someone’s statistical grade from their mathematical ability |  
| Note: | The above multiple-choice question is for all general and Competitive Exams in India. |