3,5 Annual sales, in millions of dollars, for 21 pharmaceutical companies follow. 1,374 14,138 7,478 5,794 1,872 6,452 4,019 8,305 8,879 1,850 4,341 2,459 2,818 739 11,413 1,356 8,408 608 10,498 3,653 2,12 a. Provide a five-number summary b. Do these data contain any outliers? c. Johnson & Johnson's sales are the largest on the list at $14,138 million. Suppos a data-entry error (a transposition) had been made and the sales had been entere as $41,138 million. Would the method of detecting outliers in part (c) identify thi problem and allow for a correction of the data-entry error