Considering 'For example, a case study of the effectiveness of a job training program might need to take into account general economic trends, such as unemployment rates in the community.', can one logically arrive at 'General economic trends would have to be considered by a case study on job training effectiveness.'
For example, a case study of the effectiveness of a job training program might need to take into account general economic trends, such as unemployment rates in the community.###General economic trends would have to be considered by a case study on job training effectiveness.