Answer these three questions below: Two question is typed and the other is attached, show workout Question 1: Use the z-score methods to determine whether: Echinacea is an outlier? a. No, it is not an outlier, because it is less that three standard deviations from the mean. b. Yes, it is an outlier, because it is more than three standard deviations from the mean. c. It is impossible to tell.d. It is an outlier because IQR method said it was an outlierQuestion 2: Data set #1 contains 20 numbers, 10 of which have the value 1 of which have the value 20. Data set #2 contains 20 numbers, one each for the integers 1 through 20. Which data set has the largest standard deviation? support the answerQuestion 3: Is attached

Product Useage in Millions Echinacea 14.7 Ginseng 8.8 Ginko biloba 7.7 Garlic 7.1 Glucosamine 5.2 St. John's Wort 4.4 Peppermint 4.3 Fish oil 4.2 Ginger 3.8 Soy 3.5 Chamomile 3.1 Bee pollen 2.8 Kava kava 2.4 Valerian 2.1 Saw palmetto 2.0 The table above gives the number of American adults who use the indicated "nonvitamin, nonmineral" products. Use the IQR method to determine whether Echinacea is an outlier. Yes, it is an outlier, because it is less than 13.55. Yes, it is an outlier, because it is more than 13.55. Yes, it is an outlier, because it is more than three standard deviations above the mean. Yes, it is an outlier, because it is less than -3.65