(21.24) a study of the use of social media asked a sample of 488 american adults under the age of 40 and a sample of 421 american adults aged 40 or over about their use of social media. based on their answers, each subject was assigned a social media usage score on a scale of 0 to 25. higher scores indicate greater usage. the subjects were chosen by random digit dialing of telephone numbers. are the conditions for two-sample inference satisfied? Get the answer
Category: chemistry | Author: Ehud Raghnall