You are working at a silver mountain tea bottling plant! the bottles of iced tea are supposed to be filled with 12 ounces of liquid. a recent sample of 36 bottles returned an average fill level of 12.02 ounces. historically, the process has a standard deviation of .04 ounces. create a 95 percent confidence interval for the fill rate!

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.