Dietary Supplements. Refer to Table 24 for Exercises 87–94. The table gives the number of American adults who have used the indicated “nonvitamin, nonmineral, natural products.”

Table 3.92: Table 24 Use of dietary supplements
Product Usage
(in millions)		 Product Usage
(in millions)
Echinacea 14.7 Ginger 3.8
Ginseng 8.8 Soy 3.5
Ginkgo biloba 7.7 Chamomile 3.1
Garlic 7.1 Bee pollen 2.8
Glucosamine 5.2 Kava kava 2.4
St. John's wort 4.4 Valerian 2.1
Peppermint 4.3 Saw palmetto 2.0
Fish oil 4.2
Table 3.92: Source: Centers for Disease Control and Prevention, Vital and Health Statistics.

Question 3.348

dietarysupp

93. Interpret the IQR value from Exercise 92 (d) so that a nonspecialist could understand it.

3.4.93

The middle 50%, or half, of the usage of dietary supplements ranges over 4.3 million.