1) In a four-year psychedelic-mushroom experiment, 93 of the 300 subjects reported experiencing "strong or extreme fear" after using psychedelic mushrooms. c) Make and interpret a 95% confidence...

Extracted text: 1) In a four-year psychedelic-mushroom experiment, 93 of the 300 subjects reported experiencing "strong or extreme fear" after using psychedelic mushrooms. c) Make and interpret a 95% confidence interval (p±E) for the percentage of all people who experience "strong or extreme fear" after using psychedelic mushrooms.