Here is a bulleted GPT summary of the "Practical Validity" section of the "g factor" Wikipedia article (https://en.m.wikipedia.org/wiki/G_factor_(psychometrics) ):

-General intelligence (g) is the best predictor of job performance.

-The predictive validity of g is higher than work experience.

-G facilitates the acquisition of job-related knowledge, resulting in better job performance.

-G provides predictive validity for all jobs, regardless of complexity level.

-Specific aptitude tests tailored for each job do not add predictive validity over general intelligence tests.

-These findings could impact employee selection and training practices in various industries.